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Published byEthel Hood Modified over 6 years ago

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Mental Math – Powers of 10 To schwoop or not to schwoop, that is the question….

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Rules: With your group, Read the problem Decide if you can solve it mentally If you can, write down the answer If it is not a mental math problem, write, “No Schwooping!” If you have the answer correct, your team gets one point If you correctly pick out a problem you cannot do mentally, you get 5 points

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3.5 x 10 4 =

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6.04 x 10 -3 =

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56 ÷ 1000 =

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5.7 x 110 =

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4346 x 10 -2 =

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987.5 x 10 3 =

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80.5 x 10 2 =

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0.0045 x 10 5 =

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0.123 x 10 -5 =

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4 ÷ 100 =

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23.6 x 10 =

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23.01 x 101 =

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3342 x 10 4 =

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3.45 x 10 -3 =

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5,672 x 10 -2 =

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345 x 10,000 =

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0.003 x 10 -1 =

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9 x 11 4 =

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913,981 x 10 3 =

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