The question: Add the following quantities:    4.05 kg + 567.95 g + 100.1 g My solution: 4.05 + 567.95 + 100.1 = 672.1   There are several things wrong with my solution.  Tell me what they are.

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Think about sig figs when you tell me what is wrong with my solution to this problem

Look at the following solution to this sig fig  problem and tell me what I have done wrong.  Then show me the correct and best way to solve this problem.

 

The question:

Add the following quantities:    4.05 kg + 567.95 g + 100.1 g

My solution:

4.05 + 567.95 + 100.1 = 672.1

 

There are several things wrong with my solution.  Tell me what they are. 

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reword this to simpler terms, 

The answer is 4718 g. It contains zero significant figures in the decimal portion because the quantity 4050 contains zero significant figures (least significant figures) in its decimal portion.

 

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