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How do you use 3 plus 6 to find 30 plus 60?

Updated: 8/20/2019
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Wiki User

12y ago

Best Answer

Times everything by 10.

3 + 6 = 9

30 + 60 = 90

9 x 10 = 90

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Wiki User

12y ago
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Q: How do you use 3 plus 6 to find 30 plus 60?
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