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Use mental math to estimate the solution 2 x 23 = 40
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Use mental math to estimate the solution 2 x 23 = 40

Use mental math to estimate the solution 2 x 23 = 40-example-1
User DreamsOfHummus
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1 Answer

3 votes

Consider the larger number 23 as 20

So, we get 2×20 = 40

User Lofton
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