Question

Because of the commutative property of multiplication, it is true that

3/4

×
4
=
4
×
3/4

. However, these expressions can be calculated in different ways even though the solutions will be the same.

Below, show two different ways of solving this problem.

First, show how
3/4*4


can be solved using repeated addition.

Answer 1

¾ + ¾ + ¾ + ¾ = (3+3+3+3)/4 = 12/4 = 3


¾ × 4 = (3 × 4)/4 = 12/4 = 3