Area Model
Shortcut Method
Expanded Notation
Free Choice
100

54 X 3

162

100

15 X 7

105

100

38 X 2

76

100

46 X 3

138

200

137 X 4

548

200

638 X 5

3,190

200

247 X 6

1, 482

200

531 X 8

4, 248

300

2,131 X 3

6,393

300

4,380 X 7

30,660

300

5,892 X 4

23,568

300

3,177 X 9

28,593

400

32 X 41

1,312

400

70 X 28

1,960

400

79 X 25

1,975

400

58 X 47

2,726

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