Question

(70 x 10^-4) x (60 x 10^6) =

Answer 1

(70x10^-4) x (60 x 10^6) = 420000

so the answer would be

420000

Answer 2

Explanation:

(70 x 10^-4) x (60 x 10^6) = (70 x (
`(1)/(10)` x
`(1)/(10)` x
`(1)/(10)` x
`(1)/(10)`)) x ( 60 x 1000000)

= 70 x
`(1)/(10000)` x 60000000 = 420000