Question

Find (7 × 10^5) + (2 × 10^3).

A) 7.002 × 10^3
B) 7.002 × 10^5
C) 7.02 × 10^3
D) 7.02 × 10^5

Answer 1

the answer is C because you already know that if plus sign we have to count in back of the number so.. the answer is 7.02 x 10^3