Question

Put these in size order
5.6x10^-7
8.6x10^-9
5.6x10^-8

Answer 1

Largest:
`5.6*10^(-7)`

Middle:
`5.6*10^(-8)`

Smallest:
`8.6*10^(-9)`

Explanation:

Largest:
`5.6*10^(-7)` because -7 is the largest of the 3.

Middle:
`5.6*10^(-8)` because -8 is smaller than -7 but greater than -9

Smallest:
`8.6*10^(-9)` because -9 is the smallest of the 3