Solution to

Frame 2-37.

worked all the exercises, turn to the solution sheet on the following page

and check your work. For each exercise answered incorrectly, reread

8 1/3

the appropriate lesson frame(s) and rework the exercise.

(a + b) (c + d) =

1. Add and reduce:

ac + ad + bc + bd

a.

1

2

+

=

(2 + 1/2) (3 + 1/3) =

3

3

(2)(3) + (2)(1/3) +

b.

1

1

+

=

(1/2)(3) + (1/2)(1/3) =

2

8

6 + 2/3 + 3/2 + 1/6 =

c.

3

1

+

=

4

3

6 + 4/6 + 9/6 + 1/6 =

2. Subtract and reduce:

6 + 14/6 =

a.

12 _ 10

6 + 2 2/6 =

=

7

7

(6+2) + 1/3 =

b.

7 _ 1

=

8 1/3

8

2

c.

3 _ 1

=

CHECK:

8

3

2 1/2 x 3 1/3 =

3. Multiply and reduce:

5/2 x 10/3 =

a. 7

2

X

=

2

5

50/6 = 8 2/6 = 8 1/3

b. 2

1

X

=

3

4

4. Divide and reduce:

a. 2

3

=

5

8

b. 1

1

=

5

10

5. Change to improper fractions:

a. 6 2/5 =

b. 7

= __

4

MD0900

2-17

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