 # Use the rules for significant figures to find the answer to the addition problem 21.4 + 15 + 17.17 + 4.003. ### College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300 ### College Physics

11th Edition
Raymond A. Serway + 1 other
Publisher: Cengage Learning
ISBN: 9781305952300

#### Solutions

Chapter
Section
Chapter 1, Problem 8P
Textbook Problem

## Use the rules for significant figures to find the answer to the addition problem 21.4 + 15 + 17.17 + 4.003.

Expert Solution
To determine
The answer of the addition problem by using the rules of significant figure.

### Explanation of Solution

Significant numbers are the digits which help to give accuracy in uncertain results.

The expression for the addition problem is, 21.4+15+17.17+4.003

The number 15 contains no significant figure after decimal, so the sum should be rounded to no digit after the decimal.

21.4+15+17

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