Question

(7.2 x ten to the third) - (2.2 x ten to the fifth)

Answer 1

-212800

Explanation:

7.2 × 10³ = 7.2 × 1000 = 7200

2.2 × 10 to the power 5 = 2.2 × 100000 = 220000

7200 - 220000 = -212800