Question

Calculate the value of (3.9 10^6)– (7.1 x 10^-3)
Give your answer in standard form.

Answer 1

Explanation:

3.9 ×10^6=3900000

7.1×10^-3=0.0071

(3900000-0.0071)

=3899999.9 or 3890000.0

=3.89×10^6