Lesson 1: Distinguish between place value and face value of a number In this lesson, we are going to learn face value and place value of a particular digit in the given number. Place value: Place value of a digit in a number is the digit multiplied by thousand or hundred or whatever place it is […]

# Category: Number System

## Interesting Number Facts

Let us know some interesting and amazing facts about Mathematics.

## Number System: Classification

Following are the classifications of numbers. Natural Numbers The natural (or counting) numbers are 1,2,3,4,5, etc. There are infinitely many natural numbers. The set of natural numbers, {1,2,3,4,5,…}, is sometimes written as N. Whole Numbers The whole numbers are the natural numbers together with 0. Integers The integers are the set of real numbers consisting […]

## Concept of LCM and HCF

LCM stands for Lowest Common Multiple, and HCF stands for Highest Common Factor. The key to telling the difference between these two things is knowing the difference between a multiple and a factor. A multiple of an integer (whole number) is any integer that appears in its times table. For example, the multiples of 3 are 3, 6, 9, 12, and so on. A factor of an […]