You can always add two numbers that have the same units. However, you cannot always add two numbers that have the same dimensions. Explain why not, and include an example in your explanation

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
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Chapter1: Introduction: The Nature Of Science And Physics
Section: Chapter Questions
Problem 18PE: (a) How many significant figures are in the numbers 99 and 100? (b) If the uncertainty in each...
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You can always add two numbers that have the same units. However, you cannot always add two numbers that have the same dimensions. Explain why not, and include an example in your explanation

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