Adding, Subtracting, Multiplying, and Dividing Fractions

Adding Fractions

100

1/8 + 4/16

What is 3/8?

200

4/8 + 6/16 

What is 7/8?

300

2/4 + 3/4 

What is 1 1/4?

400

3/4 + 2/8

What is 1?

500

14/16 + 3/8

What is 1 1/4?

Subtracting Fractions

100

3/8 - 5/16

What is 1/16?

200

11/16 - 5/8 

What is 1/16?

300

3/4 - 2/6 

What is 5/12?

400

11/12 - 4/8 

What is 5/12?

500

11/16 - 1/2 

What is 3/16?

Fractions in Lowest Terms

100

8 - 3/4 

What is 7 1/4?

200

12 - 5/8?

What is 11 3/8?

300

Read problem # 13 on page 134.  Make sure to find the common denominator before you begin. 

What is D?  1 and 21/64

400

After sawing 12 and 1/16" off a board this is 20 3/4" long, the length of the remaining board will be?

What is B? 8 and 11/16"

500

A rough opening for a window measures 36 and 3/8'".  The window itself measures 35 and 15/16".  The total clearance that will exist between the window and the rough opening is ___?

What is A?  7/16"

Multiplying Fractions

100

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers.  

4/16 x 5/8 

What is 5/32?

200

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers. 

3/4 x 7/8

What is 21/32?

300

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers. 

2/8 x 15

What is 3 and 3/4?

400

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers. 

3/7 x 49 

What is 21?

500

8/16 x 32/64 

What is 1/4?

Dividing Fractions

100

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers.

3/8 divided by 3

What is 1/8?

200

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers. 

5/8 divided by 1/2 

What is 1 and 1/4?

300

Without using a calculator, find the answer to this problem.  Reduce results to lowest terms and change improper fractions to mixed numbers. 

3/4 divided by 3/8 

What is 2?

400

Find problem #9 on page 136.  

What is a?  34'

500

Final Jeopardy Question - Come back here at the end of the game. 

How many 7/8" long strips can be cut from a single 7" long strip of material?

What is d?  8