5.NF.B.5

Interpret multiplication as scaling (resizing), by: a. Comparing the size of a product to the size of one factor on the basis of the size of the other factor, without performing the indicated multiplication. b. Explaining why multiplying a given number by a fraction greater than 1 results in a product greater than the given number; explaining why multiplying a given number by a fraction less than 1 results in a product smaller than the given number; and relating the principle of fraction equivalence 𝑎𝑎 𝑏𝑏 = 𝑛𝑛 𝑥𝑥 𝑎𝑎 𝑛𝑛 𝑥𝑥 𝑏𝑏 to the effect of multiplying 𝑎𝑎 𝑏𝑏 by 1.