Question

1. Joelle's homework covers multiplication with powers of 10. The first question on her homework is 32.4 x 10^2.

What is the value of the expression?
2. How does the number 32.4 change when you multiply it by 10^2?

Answer 1

1. 3240

2. 324×10^-1

Explanation:

1. 32.4×10^<2

32.4×100

3240

Answer 2

1.

`32.4 * {10}^(2) = 32.4 * 100 = 3240`

2. when you multiply any number has decimal point by 10 power specific number [10^N]

if N is negative move with decimal point move to left On the contrary if N is positive you must move to right

Ex :

`22.4 * {10}^( - 1) = 2.24 \\ \\`

`22.4 * {10}^{} = 224`