Question

1. calculate the answers to the appropriate number of significant figures.

32.567
135.0
+ 1.4567
246.24
238.278
+ 98.3
658.0
23.5478
+ 1345.29

Explanation:

Step1: Add the first - set of numbers

$32.567+135.0 + 1.4567=169.0237$. The least number of decimal places among the numbers being added is 1 (in 135.0). Rounding to 1 decimal place, we get 169.0.

Step2: Add the second - set of numbers

$246.24+238.278+98.3 = 582.818$. The least number of decimal places among the numbers being added is 1 (in 98.3). Rounding to 1 decimal place, we get 582.8.

Step3: Add the third - set of numbers

$658.0+23.5478+1345.29 = 2026.8378$. The least number of decimal places among the numbers being added is 1 (in 658.0). Rounding to 1 decimal place, we get 2026.8.

Answer:

169.0
582.8
2026.8