India

## Numbers System | Math | Class VI

International System of Numeration Place Value Chart according to the International System of Numeration. In International  system we start grouping the number from right in group of 3, called period and we put comma or space after each period to make the number easily readable. Reading of number according to Read more…

## Comparison of Numbers (Greater Than – Less Than – Equal To) | Mathematics | Class 1

Greater Than Let’s observe this. Here are 6 monkeys and 5 trees. If each monkey sits on a tree, then one monkey is left without a tree. So, 6 is more than 5 or we can say, 6 is greater than 5. We write, 6>5 Here, ‘>’ is the ‘Greater than’ Read more…

## Number Sequencing (Just After – Just Before – Between) | Mathematics | Class 1

Number Sequencing Just After – Just Before – Between Let’s observe the number line to understand just before, just after and between numbers up to 10. Here, Number 5 is just before 6 Number 7 is just after 6 Number 6 is between number 5 and 7 Examples 1. What number comes just before 3? 2 comes Read more…

## Number Systems | Revision Notes | Math | Class 9

Introduction to Natural Numbers Non-negative counting numbers excluding zero are called Natural Numbers. N = 1, 2, 3, 4, 5, ………. Whole Numbers All natural numbers including zero are called Whole Numbers. W = 0, 1, 2, 3, 4, 5, ……………. Integers All natural numbers, negative numbers and 0, together are called Integers. Read more…

## Integers | Revision Note | Math | Class 7

Let’s observe some integers that are marked on the number line given below. We can observe that an integer on a number line is always greater than every integer on its left. Thus, 4 is greater than -1 and -1 is greater than -4, 4>-1>-4. In other way, we can Read more…