Question: for each of the multiplication problems (a) through (c), find at least two different ways that some of the preceding facts, together with properties of

for each of the multiplication problems (a) through (c), find at least two different ways that some of the preceding facts, together with properties of arithmetic, could be used to mentally calculate the answer to the problem. Explain your answers, drawing arrays to illustrate how the following problems are related to facts in the given lists: a. 6 x 7; b. 7 x 8; c. 6 x 8

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