Question

calculate the answer to the appropriate number of significant figures: 4.7723 - 4.1 =

Explanation:

Step1: Perform subtraction

$4.7723 - 4.1=0.6723$

Step2: Determine significant - figures

The number 4.1 has two significant figures. When subtracting, the result should be rounded to the same number of decimal places as the number with the fewest decimal places in the values being subtracted. 4.1 has one decimal place. So, rounding 0.6723 to one decimal place gives 0.7.

Answer:

0.7