Integers
Numbers can be divided into three types. These are Natural Numbers, Whole Numbers and Integers.Perimeter and Area
Area of ...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: `1/2, 2/3, 3/4` etc.Simple Equations
An equation is a condition on variable. The condition is that tw...What is an Equation?