Adding
Subtracting
Reducing
Mixed/Improper
Modelling
100

7/13 + 5/13

12/13

100

3/5 - 2/5

1/5

100

Reduce 8/12

2/3

100

Convert 2 1/3 to improper

7/3

100

1/5 + 2/5

3/5

200

6/9 + 1/9

7/9

200

5/8 - 1/4

3/8

200

Reduce 21/42

3/6

200

Convert 3 3/7 to improper

24/7

200

1/4 + 3/4

1

300

3/7  +  2/4

13/14

300

5/6 - 2/9

11/18

300

Reduce 60/100

3/5

300

13/5 to mixed

3/5

300

1 1/3 1/3

2/3

400

If it takes 1 1/2 hours to finish math homework and another 2 1/3 hours to finish a humanities project, how many hours of homework is that in minutes?

230 minutes

400

If I have 3 1/5 bags of starburst and gave 2 2/3 to students, how many do I have left?

8/15 of a bag

400

Reduce 45/63

5/7

400

45/6 to mixed

1/2

400

3/6 5/6

1 4/6 or 1 2/3

500

3 2/5    +  7/4

2 3/5

500

7/8 - 2/4 + 1/6

13/24

500

What is the GCF of 48/64 and reduced form

16 is the GCF and reduced is 3/4

500

80/9 to mixed

8/9

500

1/3 + 2/4

10/12 or 5/6

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