Helpme27312 Helpme27312

29-10-2020
Physics

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Please help 25 points Add the following numbers and round your answer to the correct number of significant figures:

90.0 + 80 =

Show both the unrounded and rounded answer.

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kiyannarocks2003 kiyannarocks2003

29-10-2020

Explanation:

Wouldn't this just be 90+80 meaning the answer would be 170?

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pfellas pfellas

30-10-2020

90.0 + 80 = 170.0 however the number 80 could be just 1 significant figure, in which case the final answer is 200 to 1 significant figure.

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