# chemistry

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45.3 m + 12.344 m + 1000m - 1.34 m = ________________________

is 1 056.304 m the answer?

• chemistry -

I don't think so. If the 1000 has no period after it it has only 1 s.f. and the answer 1E3. If it has a period, the answer is 1056.

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