Question

What is the difference written in scientific notation 0.00067 - 2.3 x 10 to the -5 power

Answer 1

6.43 × 10^-4 or 0.000643

Explanation:

0.00067 - 2.3 × 10^-5 = 6.7 × 10^-4 - 2.5 × 10^5

6.7 × 10^-4 = 67 × 10^-5

67 × 10^-5 - 2.3 × 10^-5 = 64.3 × 10^-5 = 6.43 × 10^-4