Question

Substract. What is the difference?

Answer 1

5 x
`10^1^0`

Explanation:

both (9 x
`10^1^0`) and (4 x
`10^1^0`) have the same
`10^1^0`. all you really need to do is subtract 9 - 4, and the exponent will be the same

9 - 4 = 5

the answer is 5 x
`10^1^0`