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(8.08×10^12)−(6.52×10^11) in scientific notation

1 Answer

5 votes
Rewrite 8.08*10^12 as 80.8*10^11, and then subtract 6.52*10^11 from the latter:

80.8*10^11
- 6.52*10^11
------------------
74.28*10^11, or 7.428*10^12 (answer), better as 7.43*10^11.

User David Wartell
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