Question

Determine the difference. Write your answer in scientific notation.

33.4 × 107 – 12.3 × 109 = ?

Answer 1

- 1.1966 x 10 ^10

Explanation:

= .334 x 10^9 - 12.3 x 10^9 =

- 11.966 x 10^9

or

-1.1966 x 10^10