Question

iii) 4.22 x 10⁵ + 3.11 x 10⁷ + 6.003 x 10⁶
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Answer 1

Answer:

601

4.22 × 10^5 + 3.11 × 10^7 + 6.003 × 10^6 = 3.75 × 107

Sig Figs

3

Answer 2

Explanation:

4.22 × 10^5 + 3.11 × 10^7 + 6.003 × 10^6

= (4.22+(3.11×10^2)+(6.003×10))×10^5

= (4.22+311+60.03)×10^5

= 375.25 × 10^5

= 37525000