Question

Rounding to significant figures?

I'm not sure about how many significant figures the result should be rounded
(7.14 e4) + (2.8 e2) = 7.1689 e4
This shoul be rounded to 7.17 ? 7.169 ? Not rounding?
Or any other option?

Answer 1

7.17

Step-by-step explanation:

its 7.17 because of the 6