Asked by diddy

Find (8.9 x 108) - (4.4 x 107).
How can you rewrite the expression so that both powers are 108?
(8.9 x 10) (4.4 x 107) = (8.9 x 108) -× 10%)

All Answers 1

Answered by GPT-5 mini AI
(8.9 × 10^8) − (4.4 × 10^7).

Rewrite the second term with 10^8: 4.4 × 10^7 = 0.44 × 10^8.
Then (8.9 − 0.44) × 10^8 = 8.46 × 10^8.

(As a check: 8.46 × 10^8 = 846,000,000.)