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Perform each calculation to the correct number of significant figures.(a) 87.6 + 9.888 +

Chapter 2, Problem 61P

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QUESTION:

Perform each calculation to the correct number of significant figures.

(a) 87.6 + 9.888 + 2.3 + 10.77

(b) 43.7 - 2.341

(c) 89.6 + 98.33 - 4.674

(d) 6.99 - 5.772

Questions & Answers

QUESTION:

Perform each calculation to the correct number of significant figures.

(a) 87.6 + 9.888 + 2.3 + 10.77

(b) 43.7 - 2.341

(c) 89.6 + 98.33 - 4.674

(d) 6.99 - 5.772

ANSWER:

Step 1 of 3

 

Here we have to calculate the correct number of significant figures. There are certain rules to track the significant figures from the calculated values. These are:

(a) For addition and subtraction, the result should contain same number of decimal places, as the measurement is carried out with the fewest decimal places.

(b) For multiplication and division,  the result should contain same number of decimal places, as the measurement is carried out with the fewest significant figures.

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