What's the ansawer 6.6 * 10 ^( - 5) - 3.5 * 10 ^( - 5) ​

Question

What's the ansawer

`6.6 * 10 ^( - 5) - 3.5 * 10 ^( - 5)`
​

Answer 1

3.1 × 10-5

Explanation:

Answer 2

3.1 ×
`10^(-5)`

Explanation:

given

6.6 ×
`10^(-5)` - 3.5 ×
`10^(-5)`

Take out
`10^(-5)` as a common factor from both terms

=
`10^(-5)`(6.6 - 3.5)

= 3.1 ×
`10^(-5)`