Answer:

1.d. 72 1/2

2.b.15/6

3.a.2 3/8

Step-by-step explanation:

1.)7 1/4 × 10

Convert the mixed number to an

improper fraction

29/2 × 5

Calculate the product

145/2

29/4 exis the 4 x 10 exis the 10 =

29/2 × 5 = 145

Reduce the numbers with the

greatest common factor 2

Solution

145

2

Alternate form

72 1/2 72.5

2.)1 5/6

3 1/3 turn into improper fraction is 10/3

11/20" 10/3 = 11/6 = 1 5/6

3.)3 1/3 turn into improper fraction is 10/3

11/20" 10/3 = 11/6

3.a9 1/2 × 1/4

9 × 2 + 1 1

------------- × ----

2 4

19/12 × 1/4

19 × 1

2 × 4

19/8

2 3/8