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Bigger or smaller?


Without calculating, which gives you the smaller product, 0.54 x 4 or
0.55 x 4? Also without calculating, how much smaller is the product?


Without calculating, which gives the smaller product, 0.54 x 0.4 or
0.55 x 0.4? Also without calculating, how much smaller is the product?

 

(Source: Adapted from Van de Walle and Lovin, 2006)

   

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