Multiplicative inverse When we divide 1 by the number, we get “Reciprocal” of the number. The reciprocal = 1/number         Example- The reciprocal of 5 is 1/5 When we multiply a number by its “Multiplicative Inverse” we get 1. Simply the product of a numbers and its reciprocal is 1, then each number is known as Reciprocal […]

Read More →

Whole numbers – Definition – Symbol and Examples What are Whole Numbers In our number system, various kinds of numbers such as; natural numbers, odd and even numbers, whole numbers, real numbers etc. In 628 A.D., first time the Indian mathematician and astronomer, Brahmagupta invented the number zero. Zero is used as a placeholder, it […]

Read More →

Order of mathematical Operations The four basic operation in mathematics, as everyone knows, are addition, subtraction, multiplication and division. These basic operations are used in algebra with numbers or letters or combination of both. A number multiplied by a variable, a number or variable is called a term. An expression is combination of such terms. Example: In […]

Read More →

 Co – Prime Numbers What are Co-prime Numbers? The pairs of numbers that do not have any common factor other than one are co-prime numbers. Let a and b are two positive integers are called co-prime numbers, if the only one 1 as their common factor. (a, b) is said to be a co-prime pair. […]

Read More →

Prime numbers – Composite numbers  What are prime numbers? What are composite numbers? Here we will learn more about, how to classify these numbers and also answers of some common questions about prime numbers and composite numbers. Definition: Prime numbers A prime number is a natural number, greater than 1 with exactly two factors. A prime number […]

Read More →

 Solve One Digit Division Before beginning to learn one digit division, we shall become familiar with the different parts of division. Dividend – The number that have to be divided. Divisor – The number that the dividend, is being divide by.  Quotient – The result of the division. Remainder – The number we are left with after the division. Let’s […]

Read More →

Roman Numerals 1 to 100 and 100 to 1000 An ancient system of writing numbers used by Romans, is called Roman Numerals.  The symbol of 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10 in roman numerals are,               Number               Roman Numerals       […]

Read More →