Fast Facts
Rule of Zeros
Break it Apart
Missing Factors
Area Model
100

 5 x 6

30

100

6 x 60

360

100

11 x 8

88

100

3 X ____= 27

9

100

11 x 24

264

200

9 x 5

45

200

40 x 8

320

200

23 x 6

20 x 6 = 120

3 x 6 =     18

138 

200

7 x _____= 49

7

200

28 x 43

1204

300

7 x 6

42

300

50 x 50

2,500

300

45 x 9

405

300

9 x _____ = 72

8

300

55 x 37

2,035

400

8 x 8

64

400

900 x 3

2,700

400

82 x 7

162

400

8 x ____ = 56

7

400

175 x 48

8,400

500

12 x 5

60

500

700 x 700

490,000

500

297 x 4

1,188

500

______ x  4 = 48

12

500

389 x 65

25,285