Applying the GCF and LCM
Adding/Subtracting
Multiplying
Dividing
Multi-step
100

Apply GCF or LCM to solve. 1/4 * 2/5 

1/10 

100

Solve the problem. 16/30 + 5/30 

7/10

100

Solve the problem. 1/4 * 8/9 

2/9 

100

Solve the problem. 35/2 / 7/5 

25/2 or 12 1/2 

100

Solve the problem. (1/5 + 2/7) / 1/2 

34/35 

200

Apply GCF or LCM to solve. 2/3 - 1/4 

5/12 

200

Solve the problem. 1/8 + 2/3 

19/24 

200
Solve the problem. 2 2/3 * 1/7 

8/21 

200

Solve the problem. 5/7 / 3/4 

20/21

200

Solve the problem. (2/3 - 1/2) / 2/4 

2/6=1/3 

300

Apply GCF or LCM to solve. 3/7 + 1/14  

1/2 

300

Solve the problem. 3/4 - 2/4 

1/4 

300

Solve the problem. 4/9* 3/20

15 

300

Solve the problem. 1/2 / 5 

1/10 

300

Solve the problem. (5/7 + 1/2) * 1/4 

5/56 

400

Apply GCF or LCM to solve. 5/7 * 4/15 

4/21 

400

Solve the problem. 2/5 - 1/4 

3/20 

400

Solve the problem. 1/3 * 8 

8/3=2 2/3 

400

Solve the problem. 1 3/4 / 1/ 8 

14

400

Solve the problem. (1/2 + 1/5) * 2/3 

14/45

500

Apply GCF or LCM to solve. 4/9 * 6/10 

4/15 

500

Solve the problem. 3 1/4 - 1/5

3 1/20 

500

Solve the problem. 3 3/3 * 2 2/2 

12 

500

Solve the problem. 2 2/4 / 3 2/6

5/8 

500

Solve the problem. 5 1/3 + 1 3/4

6 85/12

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