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Add and subtract 428.5 and 17.23 with du...

Add and subtract 428.5 and 17.23 with due regards to significant figures

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To solve the problem of adding and subtracting the numbers 428.5 and 17.23 while considering significant figures, we will follow these steps: ### Step 1: Align the Numbers for Addition We start by writing the numbers in a way that aligns the decimal points: ``` 428.50 + 17.23 ...
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