Question

Evaluate ( 8 . 5 × 10^8 ) + ( 2 . 3 × 10^7 ) . Express the result in scientific notation.

Answer 1

Explanation:

8.5 × 10⁸ + 2.3×10⁷

2.3×10⁷ = 0.23×10⁸

8.5×10⁸ + 0.23×10⁸ = 8.73×10⁸