## Integers

Numbers can be divided into three types. These are Natural Numbers, Whole Numbers and Integers.

## Perimeter and Area

### Important Formulas relating to Area and perimeter of rectangle and square

*Rational Numbers*

In this section we will solve the questions given in the NCERT Exercise 9.1, class seven, mathema...

## Fractions and Decimals

Fraction can be defined as part of whole.

**Example:**

## Simple Equations

## What is an Equation?

An equation is a condition on variable. The condition is that tw...