MULTIPLYING TWO DIGIT NUMBERS BY ONE DIGIT NUMBERS WORKSHEET

Evaluate each of the following expressions.

Problem 1 :

12 x 4

Problem 2 :

13 x 6

Problem 3 :

15 x 8

Problem 4 :

19 x 5

Problem 5 :

18 x 9

Problem 6 :

24 x 7

Problem 7 :

28 x 5

Problem 8 :

37 x 8

Problem 9 :

51 x 8

Problem 10 :

79 x 3

Problem 11 :

82 x 7

Problem 12 :

57 x 9

Problem 13 :

69 x 9

Problem 14 :

89 x 9

Problem 15 :

98 x 9

Answers

1. Answer :

= 12 x 4

= (10 + 2) x 4

= 10 x 4 + 2 x 4

= 40 + 8

= 48

2. Answer :

= 13 x 6

= (10 + 3) x 6

= 10 x 6 + 3 x 6

= 60 + 18

= 78

3. Answer :

= 15 x 8

= (10 + 5) x 8

= 10 x 8 + 5 x 8

= 80 + 40

= 120

4. Answer :

= 19 x 5

= (20 - 1) x 5 

= 20 x 5 - 1 x 5

= 100 - 5

= 95

5. Answer :

= 18 x 9

= (20 - 2) x 9

= 20 x 9 - 2 x 9

= 180 - 18

= 162

6. Answer :

= 24 x 7

= (20 + 4) x 7

= 20 x 7 + 4 x 7

= 140 + 28

= 168

7. Answer :

= 28 x 5

= (30 - 2) x 5

= 30 x 5 - 2 x 5

= 150 - 10

= 140

8. Answer :

= 37 x 8

= (30 + 7) x 8

= 30 x 8 + 7 x 8

= 240 + 56

= 296

9. Answer :

= 51 x 8

= (50 + 1) x 8

= 50 x 8 + 1 x 8

= 400 + 8

= 408

10. Answer :

= 79 x 3

= (80 - 1) x 3

= 80 x 3 - 1 x 3

= 240 - 3

= 237

11. Answer :

= 82 x 7

= (80 + 2) x 7

= 80 x 7 + 2 x 7

= 560 + 14

= 574

12. Answer :

= 57 x 9

= (50 + 7) x 9

= 50 x 9 + 7 x 9

= 450 + 63

= 513

13. Answer :

= 69 x 9

= (70 - 1) x 9

= 70 x 9 - 1 x 9

= 630 - 9

= 621

14. Answer :

= 89 x 9

= (90 - 1) x 9

= 90 x 9 - 1 x 9

= 810 - 9

= 801

15. Answer :

= 98 x 9

= (100 - 2) x 9

= 100 x 9 - 2 x 9

= 900 - 18

= 882

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