Anonymous

One half of 3 1/2 cups = 1 3/4 cups and One half of 2 1/2 cups = 1 1/4 cups

Anonymous

Convert 3 1/2 into an improper fraction 3 1/2 = 7/2 "Half of" means multiply by 1/2. 7/2 x 1/2 = 7/4 Convert back 7/4 = 1 3/4 cups -------- Convert 2 1/2 into an improper fraction 2 1/2 = 5/2 5/2 x 1/2 = 5/4 Convert back 5/4 = 1 1/4 cups

Anonymous

Multiplication of fractions 1/2 x 3 1/2 = 1/2 X 7/2 = 7/4 = 1 3/4 Similarly 1/2 x 2 1/2 = 1/2 x 5/2 = 5/4 = 1 1/4

Anonymous

1/2 * (3 1/2) + 1/2 * (2 1/2) = 1/2 * 7/2 + 1/2 * 5/2 = 7/4 + 5/4 = 12/4 = 3 cups