Question

math to endure the heat,firefighters wear protective gear that weighs about 40 pounds.If a suited-up firefighter weighs 220 pounds,how can you use mental math to find the firefighters weight without the gear?

Sep 23, 2008

Ms. Sue

Can you subtract 4 from 22?

Sep 23, 2008

yes, 22-4=18.

Sep 24, 2008

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