Exponents
We can write large numbers in a short form using exponents.
For example: 125 = 5 x 5 x 5 = 53
Here, ‘5’ is called the base and ‘3’ the exponent. The number 53 is read as 5 raised to the power of 3.
Laws of Exponents
Decimal Number System
10,000 = 104
1000 = 103
100 = 102
10 = 101
1 = 100
Inter conversion between standard and normal forms
Comparision of quantities using exponents
NCERT Solutions