Multiply with 0,1,2, 5, and 10
Multiply with 3,4, and 6
Multiply with 7, 8, and 9
Use order and grouping to multiply
Use place value to multiply
100

0 x 12

0

100

3 x 3

9

100

3 x 7

21

100

2 x 5 x 4

40

100

3 x 40

120

200

6 x 1

6

200

3 x 4

12

200

8 x 5

40

200

5 x 7 x 2

70

200

4 x 50

200

300

10 x 8

80

300

4 x 4

16

300

7 x 6

42

300

2 x 8 x 2

32

300

6 x 40

240

400

9 x 2

18

400

4 x 6

24

400

8 x 6

48

400

2 x 6 x 3

36

400

6 x 70

420

500

7 x 5

35

500

6 x 7

42

500

9 x 8

72

500

3 x 4 x 6

72

500

7 x 90

630