What is the solution to the problem expressed to the correct number of significant figures? 2.13 + 1 = ? A. 3 B. 3.0 C. 3.1 D. 3.13

Question

asked Dec 27, 2019 119k views

2 Answers

Finico · Answer 1 · 2019-12-31T23:30:15+0000

So,

With addition, we the last digit we keep will be the one which is known for both individual values.

We know 2.13 to the hundredths, but we only know 1 to the ones. Therefore, we will round off in the ones place.

2.13 + 1 = 3.13 (unrounded)

= 3 (rounded)

Hope this helps!