Question

if the following arithmetic operations are carried out, how many significant figures should be reported in the answer? 32 + 0.56 + 0.210 + 3.3 3 2 4 1

Explanation:

Step1: Perform the addition

$32+ 0.56+0.210 + 3.3=36.07$

Step2: Determine significant - figures for addition

When adding numbers, we look at the decimal place of the least - precise number. 32 is the least - precise number, with no digits after the decimal point. So we round 36.07 to 36. The number 36 has 2 significant figures.

Answer:

2