Add the following measurements and give an answer with the correct number of significant digits: 3.45 cm, 2.1 cm, and 6.030 cm.
A) 11.580 cm
B) 11.58 cm
C) 11.5 cm
D) 11.6 cm

Question

Quizplus · Accepted Answer

When adding or subtracting measurements, the answer should have the same number of decimal places as the measurement with the fewest decimal places. In this case, 2.1 cm only has one decimal place, so the answer should have one decimal place as well. Therefore, the correct answer is 11.6 cm.

Add the Following Measurements and Give an Answer with the Correct