Question

Perform the calculation, rounding your answer to the proper number of significant figures.
0.867 +3.72 + 18.0045 =

Answer 1

0.87+3.72+18.0045
=22.5945
=22.595
=22.60
=23

Answer 2

Answer:

Hey!

0.867 + 3.72 + 18.0045 = 22.5915

Explanation:

22.5915 ROUNDED TO 2 significant figures...

2 s.f = 23

(3 s.f = 22.6)

SO ROUNDING TO 2 s.f is easier and more accurate...

ANSWER = 23 (2 s.f)

HOPE THIS HELPS!!