First Learn Blog

This page will let you know our latest added and the updated pages to my website. Visiting this page will update you with what we have added recently.

Oct 13, 2020

Multiplicative Inverse | Multiplicative Inverse of a Fractional Number

We know that when a fraction is multiplied by its reciprocal the result is always 1. This reciprocal is also known as multiplicative inverse. In order to find out the multiplicative inverse of a fraction the following points are to be kept in mind.

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Oct 13, 2020

5th Grade Math | Numbers |Decimal | Fraction | Geometry |Data & graphs

5th grade math

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Oct 13, 2020

Properties of Multiplication of Fractional Numbers | Fraction Math

We have previously discussed about multiplication of fractional number. However there are few properties of multiplication of fractional numbers which can be applied in certain cases in order to make calculation easier and faster. These properties are helpful in better

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Oct 13, 2020

Multiplication of a Fraction by a Fraction |Multiplying Mixed Fraction

This topic deals with multiplication of a fraction by another fraction. For eg : 3/7 by 5/11. Here both the numbers are in numerator and denominator form. Here are few examples to show multiplication of fraction by another fraction

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Sep 19, 2020

Multiplication of Fractional Number by a Whole Number |Solved Examples

This topic deals with multiplication of a whole number i.e. (0, 1, 2, 3, 4, 5, 6, 7…….) by a fraction i.e. a number in p/q form. When we are multiplying a whole number with a fraction or fractional number then first we have to change that whole number into fraction just by

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Sep 19, 2020

Multiplication of a Whole Number by a Fraction | Multiplying Fractions

This topic discusses about multiplication of a whole number by a fraction. Whole numbers are positive integers starting from zero to infinity. The fractions are always in numerator and denominator form whereas, whole numbers are not.

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Aug 31, 2020

Multiplication is Repeated Addition | Repeated Addition|Adding Numbers

Multiplication is a repeated addition as if we add a group of numbers or a single number again and again then actually we are doing multiplication. Let us understand it with an example: Table of 2 2 × 1 =2 2 × 2 = 4 2 × 3 = 6 2 × 4 = 8 2 × 5 = 10 2 × 6 =12 2 × 7 =14

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Aug 31, 2020

Rules to Subtract Integers | Subtraction of Integers | Solved Examples

Integers are positive and negative number including zero and does not include the fractional part. We will discuss about the rules for subtracting of integers. There are certain rules which will help us in better understanding of subtraction of integers.

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Aug 31, 2020

Rules to Add Integers | Negative and Positive Integers |Absolute Value

Integers are positive, negative numbers including zero and do not include any fractional part. This topic will cover the rules for adding integers. There are certain rules which will help us in understanding how: •Two positive integers are added •Two negative integers are

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Aug 31, 2020

Addition of Integers on a Number Line |Integer Addition on Number Line

After learning representation of integers on a number line now we will learn addition of integers on a number line. For the purpose of learning addition of integers on a number line we have to keep certain points things in mind.

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Aug 31, 2020

Representation of Integers on a Number Line | Integer Number Line

A number line is a straight line representing negative and positive numbers. In number line the numbers are placed at regular intervals and numbers to the right are greater than the numbers to the left. Again the numbers on the left are smaller than the numbers on the right.

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Jul 23, 2020

Integers | Properties of Integers|Negative Integers |Positive Integers

Integers are similar to whole numbers but they include negative numbers and just like whole numbers do not include any fractional part in them. Integers are represented with capital letter (Z) it is denotes Zahlen German word. Integers include positive numbers

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Jul 22, 2020

Worksheet on Multiplication and Division of Large Numbers | Numbers

This worksheet aims at providing the learners with word problems on multiplication and division with large numbers. There are various sums of moderate standard which can be easily solved by the learners. While going through the worksheet the learners will go through various

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Jul 20, 2020

Worksheet on Addition and Subtraction of Large Numbers |Mixed Problems

This worksheet aims at providing the learners an experience of solving addition and subtraction with large whole numbers. The method learnt for addition and subtraction is same only it deals with large numbers along with writing the statements as the addition and subtra

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Jul 16, 2020

Word Problems on Multiplication and Division of Whole Numbers | Math

These word problems are from multiplication and division and would help you assess the areas where we will have to multiply or divide by reading the story of each sums. When we are usually finding the value of lesser units then we actually need to find out the value of 1

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Jul 16, 2020

Properties of Division | Dividend = Divisor × Quotient + Remainder

There are few properties of division like other basic operations (such as addition, subtraction and multiplication) which are helpful in better understanding of the concept and ideas. These properties will help the learners in easier understanding and even for the purpose

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Jul 15, 2020

Division of Whole Numbers | Dividend = Divisor × Quotient + Remainder

As we know multiplication is repeated addition in a similar way division is repeated subtraction. There are four basic operations with whole numbers that is addition, subtraction, multiplication and division. This subtopic will deal with division of whole numbers.

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Jul 13, 2020

Properties of Multiplication |Commutative, Closure, Identity Property

There are few properties of multiplication which makes the calculation of multiplication easier and less time consuming. Moreover, by using the properties of multiplication we can easily find the product of large numbers. Commutative Property of Multiplication

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Jul 13, 2020

Multiplication of Whole Numbers | Repeated Addition | Multiplicand

Multiplication is nothing but actually repeated addition. When we are dealing with large numbers then repeated addition becoming time consuming, tiring and confusing as well. Hence we opt for multiplication as it becomes much easy than repeated addition.

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Jul 12, 2020

Subtraction of Whole Numbers | Four Basic Operations on Whole Numbers

The four basic operations with whole numbers are addition, subtraction, multiplication, and division. Now we will understand how subtraction of whole numbers is done.Steps for conducting subtraction of whole numbers. First we have to write the numbers under proper heads

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Jul 12, 2020

Word Problems on Addition and Subtraction of Whole Numbers | Numbers

In the previous subtopics we have learnt how to perform addition and subtraction of whole numbers. Now we are moving a step ahead and would learn how to solve word problems on addition and subtraction. It is nothing but along with addition/ subtraction we have to write

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Jul 08, 2020

Addition of Whole Numbers | Basic Operation of Whole Numbers |Examples

Whole numbers are positive integers including zero. The main difference between whole numbers and natural numbers is that natural numbers are also positive integers but does not include zero. Hence we can say that natural numbers means whole numbers whereas, whole numbers

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Jul 08, 2020

Operations On Whole Numbers |Addition|Subtraction|Multiplication|Divi

Whole numbers are positive integers along with zero. They are all the natural numbers including zero. Hence we can say that all whole are natural numbers but natural numbers does not include zero hence all natural numbers are not whole numbers. Whole Numbers = 0, 1, 2, 3, 4,

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Jul 06, 2020

Prime and Composite Numbers | List of Prime Numbers | Co-prime Number

Prime numbers are numbers that are divisible by one and itself or we can say that they have exactly two factors. These numbers only appear in the tables of 1 and the number itself. They do not appear in the table of other numbers. Examples are: 2, 3, 5, 7, 11, and 13…… etc

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Jul 05, 2020

Various Types of Numbers | Natural Numbers | Integers | Whole Numbers

Numbers are mathematical symbols or signs that help us to measure, count, and estimate. It is a real pride for we Indians that the most used system of numeration that is the Hindu Arabic system of numeration was invented by two Indian mathematician. Aryabhat in 5th century B

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Jun 12, 2020

Human Cheek Cells Under the Microscope | Haematoxylin | Cell Membrane

Staining of human cheek cell - First we have to take a clean piece of cotton swab and scrap the epithelium layer from the inside of our mouth. It is then put on the previously cleaned slide and smear is prepared. Then a staining solution called haematoxylin is added

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Jun 12, 2020

Onion Peels Observed Under the Microscope | Confirmation Point

Cells present in onion peel can be observed under microscope. For this onion peels are first isolated. For this experiment outer most scale of the onion is removed and is cut into four equal halves. It is a monocot plant. Then with the help of a pairs of forceps the scale

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Jun 12, 2020

Cell Theory | Introduction |Preexisting Cell |Exception of Cell Theory

Living beings or organisms are made of one or more cells . Cells are the basic unit of structure and function of organisms. It was discovered by Robert Hooke in 1665 as he observed under microscope, a very thin slice of cork. That cork was made up of multiple chambers which

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May 30, 2020

What is a Cell? | The Unit of Life | Prokaryotic Cell |Eukaryotic Cell

Cell is the structural and functional unit of life. It contains a centre which is called nucleus (as it controls the different functions and activities of cell). Plant cell is hexagonal or pentagonal is shape. Whereas animal cells are oval or round in shape. Plant cell

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May 08, 2020

Frogs | Structure and Morphology |Respiratory System|Structure of Frog

Frogs are the classes of tetra pods which are placed at the first category of vertebrates. According to some scientist it is appeared during the Carboniferous era. These are included in amphibian’s category as their one phase of life is dependent on water and the other

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May 08, 2020

Cockroach | Morphology | Digestive system | Respiratory System

Morphology- Body of cockroach is dorsoventrally compressed and mathematically segmented. Entire body is divided into head, thorax and abdomen. Head contains pair of antennae, a pair of compound eyes and a pair of fenestrae. Thorax contains three segments. Each bears a pair

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Apr 19, 2020

A Friend in Need is a Friend Indeed | Expand the Theme|Expand the Idea

Friendship is indeed rare and precious. Apart from family, the ties of which are determined by birth, the only relationship which is close to one’s heart and gives solace and company to our soul is friendship. A friend is the one who would hold your hand in times of

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Apr 19, 2020

Necessity is the Mother of Invention |Expand the Theme|Expand the Idea

How many times we have come across this proverb in our daily life and how many times we have been inspired to use it ourselves? Human brain is the most evolved, advanced and developed brain in all species. It is this fully functional brain, working overtime that has allowed

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Apr 19, 2020

They Never Fail who Die for a Great Cause | Expand the Idea | Opinion

History is a lesson. It is interesting, illuminating and offers such rare insight for the ones who are willing to learn and be inspired that there is no dearth of gems hidden in its pages. Back in India, we have listened to the tales of Mahabharata and much as we laud the

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Apr 19, 2020

Fortune Favours the Brave | Expand the Idea |Opinion |Expand the Theme

Bravery is one of the rarest and most well-mired qualities possessed by us humans. In the most adverse of situations, it is this undying spirit which makes us invincible and endows us with us the capacity to hope and change the world. ‘Fortune favours the Brave / Bold’ is a

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Apr 10, 2020

Earthworm | Explain about the Earthworm: Morphology and Anatomy

Earthworm consists of a cylindrical body of 10 to 20 cm length and 0.5 cm diameter. The body is divisible into 100-200 segments by circular grooves and external segmentation is corresponds to internal segments (metameric segments). Fourteen to sixteen segments have a

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Apr 10, 2020

Organ and Organ System | Cardiovascular System | Excretory System

We will discuss here about the organ and organ system. Digestive system –The system which is responsible for digestion of food by secreting different enzymes and absorption by blood is called digestive system. Digestive system consists of different organs like –mouth

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Mar 22, 2020

Animal Tissues and Their Four Types | Simple Epithelial Tissue|Diagram

Here we will learn about animal tissues and their four types. Animal tissues: Animal tissues can be divided into four groups according to their functions. They are epithelial tissue, muscular tissue, connective tissue and nervous tissue.

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Mar 17, 2020

The Autobiography of a Bicycle | Short Essay | English Essays

The earliest memory I have of myself is in the hands of a factory owner who was giving me the final touches of paint and proudly proclaiming to himself that I shall be soon giving pleasure to many young boys and shall be setting off for new adventures.

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Mar 17, 2020

The Autobiography of an Old Coat | Short Essay | English Essays

I was hand-crafted with a lot of love and loads of warmth. Nestled in the remote hills of Assam, winters are daunting. Cut to that, an early morning commute to school is something which can be overwhelming to cover on foot through these fog-laden hills before even the onset

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Mar 17, 2020

The Autobiography of an Old Shoe | English Essays | Shoe Showroom

Today, I was dumped in the roadside bin callously and indifferently. It was as if I never existed in that little girl’s life anymore. All because I had lost a sole and become worn out and all right, all right! A couple of inches too small for her growing feet.

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Mar 16, 2020

A Letter from the Moment it is Posted till it Reaches its Destination

I am an anachronism in today’s world.Long before the advent of computers and e-mail and WhatsApp messaging system, the only form of communication that linked hundreds of people across the length and breadth of the country and outside was via me. I was the single most

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Mar 12, 2020

The Autobiography of a Motor-Car | The Life of a Motor-Car |

Well, well, they were all so sceptical of me as I was put outside for display. People crowded outside the showroom, trying to sneak a look, both disbelieving and agape, at the same time. To imagine that a steel and iron structure of my girth could actually move without being

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Mar 12, 2020

The Autobiography of a Butterfly | I am your Friend, the “Butterfly”

I am playful, I am colourful, I flit around and spread beauty and gaiety and I am perhaps one of the most obvious examples when it comes to explaining the process of “metamorphosis”. There is no need for me now to mention that I am your friend, the “butterfly”.

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Mar 12, 2020

The Autobiography of a Clock | I am the Humble, Modest ‘Clock’

I am relentless in my pursuit and I am timeless. I do not stop, not as long as the last dredge in my battery seeps in, I keep moving forwards in my clock-wise motion. Neither success and failure halt me nor do happiness and sorrow define me.I am this timeless ability to keep

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Mar 12, 2020

The Autobiography of a Railway Engine | I am the Humble Railway Engine

I am born out of man’s need to take him to places on land in the fastest and most comfortable way. Just as all other inventions were borne out of man’s necessities, the growing needs of man to commute from one place to another and take his bag and baggage along with him

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Mar 12, 2020

The Imaginary Adventures of an Umbrella | Autobiography of an Umbrella

Have you ever given it a thought, that what is the single most ubiquitous thing which proves it maximum utility to you come sun, come rain, come hail, and comesnow? I bet you haven’t. It is me, your humble umbrella. And though I may seem to be very ordinary, run of the mill

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Mar 12, 2020

The Autobiography of a River | I am a river | River's Autobiography

I am the life-source of all creatures in this planet. I know of no other movement but the onward retreat since for me retracing my footsteps is never an option. No matter how treacherous the terrain may be, no matter what the odd are piled against me, the best I can do

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Mar 12, 2020

The Autobiography of a Horse | A Horse's Life | Short Essay

I was born to run which gave me the survival edge to flee from ferocious predators and am blessed with an superlative sense of balance and a strong survival instinct which lets me know just when to stay back and fight and when to flee. I am one of those rare creatures

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