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 […]

Read More →

Odd numbers Definition: If any integer that can not divide exactly by 2, is an odd number. Simply, If we divide any integer by 2, and remainder is one, we get an odd number. The last digit of odd numbers is 1, 3, 5, 7, 9, 11… Example: 11, 23, 35, 47, 69, all are odd numbers. […]

Read More →

What is Arithmetic Arithmetic is a branch of mathematics in which we studied the numbers and relations among numbers.  The basic arithmetic operations are addition, subtraction, multiplication and division. Topics in arithmetic also includes whole numbers, place value, fractions, factoring, decimals, integers, percentages, exponents, proportions, word problems. Addition : 15 + 6 = 21,   23 […]

Read More →

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, […]

Read More →

Equivalent Fraction  Definition: Equivalent fractions are the fractions that have different numerator and denominators but represent the same or equal value. Example: 1/2, 2/4, 3/6 and 4/8 all are equivalent fractions, because they all are equal to 1/2. Similarly 10/20, 20/40, 30/60 and 40/80 all are equivalent fractions, because they all are equal to 1/2. […]

Read More →

Square Root of a Number The inverse (opposite) operation of addition is subtraction and the inverse operation of multiplication is division. Similarly, The “square root” is the inverse operation of squaring that number. Square root of a number is number itself.            Square of 1 = 1 x 1 = 1 = 12     […]

Read More →