Order of Operations
Multiplying by 10s
2 digit by 1 digit multiplication
2 digit by 2 digit multiplication
3 digit by 2 digit multiplication
100

(3 + 4) x 2 =

14

100

40 x 20

800

100

12 x 4

48

100

13 x 11

143

100

101 x 12

1,212

200

3 + (2 x 3) = 

9

200

200 x 30

6000

200

18 x 3

54

200

21 x 15

315

200

217 x 15

3,255

300

5 + 5 x (3 + 3) =

35

300

400 x 300

120,000

300

22 x 6 

132

300

32 x 24

768

300

353 x 39

13,767

400

(8 x 6) - (20 - 10) = 

38

400

600 x 500

300,000

400

43 x 7

301

400

78 x 45

3,510

400

472 x 63

29,736

500

(24 - 20) x 3 - 2 =

10

500

2000 x 600

1,200,000

500

67 x 5

335

500

93 x 56

5,208

500

618 x 82

50,676

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