Question

evaluate
4.82 x 10^-7 -3.15 x 10^-9​

Answer 1

Step-by-step explanation:

Here is your answer

4.82x10^-7-3.15x10^-9

= 48.2-7-3.15-9

= 48.2(-7-3.15-9)

= 48.2-19.15 =29.05