Integers – Associative Property Associative property of Addition The associative property of addition states, that we can add group of numbers in any way but result will remain the same. The way of grouping of numbers doesn’t matter, the answer will be the same. For any three integers, a, b and c, associative property of […]

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Property of Integers – Commutative Addition The commutative property of addition states that, two integers can be added in any order, the result will be the same. Order of terms doesn’t matter, swapping of terms will not change the sum. Example: 9 + (-5) = 4 and (-5) + 9 = 4 So, 9 + […]

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Closure Property of Integers Addition Closure property of integers under addition states that the sum of any two integers will always be an integer. Let us say for any two integers a and b, either positive or negative. When we add the two integers, their sum would be an integer i.e. sum of ‘a and […]

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Law of Exponents In this chapter, we will study about law of exponent.  What is an Exponent When a number repeatedly multiplied by itself, multiple times is known as Exponent. Foe example: p raised to q means that p is multiplied by itself q times. = pq = p x p x p x p […]

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What is an Equation Definition: An equation is a mathematical statement with an ‘equality’ sign between two algebraic expression. The equality sign shows that the value of the expression to the left of the side (LHS or left hand side) is equal to the value of the expression to the right hand side (RHS or […]

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Division: 4 digit number by 2 digit number Long Division These steps are follow to divide, a four digit number by a two digit number:  Example: Divide 9586, by 22. In this example, we want to divide 9586 by 22. The divisor (22) has 2 digits numbers, so we have take the first two digits from the […]

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                What is an Abacus  Definition:- An Abacus is an instrument, which is a collection of beads that slide on rods. Abacus  Use of abacuses 1. Abacuses can be used to add, subtract, multiply, and many other operations. 2. Abacus can be used to calculate square root of […]

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Even Numbers: Definition, Example, Properties and List of Even Numbers from 1 to 1000 Definition: If we divide any integer by 2, and remainder is zero, we get an even number. Simply, If any integer divide exactly by 2, is an even number. The last digit of even numbers is 0, 2, 4, 6, 8. Example: 12, 10, […]

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Simultaneous equations by Elimination Method Steps for solve linear equations with elimination method. Step 1: First we arrange both equations in standard form, placing like variables and constants one above the other. Step 2: Choose a variable (x or y) to eliminate, Multiply both equations by a suitable(non zero) constant to make the coefficients of one […]

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