Scaling
Multiplying
?Mystery?
100
12x?=4

3

100

1/2x3/4=?

3/8

100

1/3 x 9/3 = ?

9/9, or 1

200

2x1/4=?

2/4

200

2/3 x 4 =?

8/3, or 22/3

200

12/4 x 2=?

4

300

9 x 2/3

6

300

1/4 x 9 =?

9/4, or 21/4

300

2/3 x 3/8=?

6/24, 2/8, or 1/4

400

9 x 11/4

99/4, or 111/4

400

32/5 x 8 = ?

2416/5, or 271/5

400

4 x 21/3=?

84/12

500

3/9 x ? = 6/18

2

500

23/4 x 92/3 =?

26 7/12

500

9/10 of 2/3=?

18/30, 6/10, or 3/5

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