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Use mental math to find the unknown number in the equation 12 x b = 480
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2 votes
Use mental math to find the unknown number in the equation 12 x b = 480

User XgMz
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2 Answers

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I do not know what mental math is but b in this question is 40
User Laetan
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4 votes
12 x b = 480

12 x 40 = 480

The answer is 40
User Web Student
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