Question

manny brought 2 1/2 cakes to the party, but 3/4 of those went uneaten. How much cake was not eaten?

Answer 1

1.76
Subtract 2.5 to 3/4 by dividing 3 to 4 getting the answer of 1.76

Answer 2

2 1/2 = 5/2
5/2 x 3/4 = 15/8 = 1 7/8

answer
1 7/8 not eaten