how much flour will be needed to make 3 pies if using 1 3/4 cups of flour? i need two ways of solving this question please

1 3/4 = 4/4 + 3/4 = 7/4

3 * 7/4 = 21/4 = 5 1/4

or maybe

1 3/4 = (2 - 1/4)

3 ( 2 - 1/4) = 6 - 3/4

which is 5 1/4