Multiply 11 to 19 Worksheet

Speed calculation lesson 9: Teen times teen · Set 10 · 40 questions

The fast method (Add across, then the ones): Add the first number and the ones digit of the second: 17 + 4 = 21. Put a 0 after it: 210. Multiply the ones digits (7 × 4 = 28) and add: 210 + 28 = 238.

1. 1.17 × 12 =
2. 2.13 × 18 =
3. 3.15 × 13 =
4. 4.12 × 18 =
5. 5.17 × 13 =
6. 6.15 × 13 =
7. 7.12 × 14 =
8. 8.12 × 17 =
9. 9.14 × 15 =
10. 10.17 × 11 =
11. 11.11 × 12 =
12. 12.19 × 17 =
13. 13.18 × 18 =
14. 14.19 × 12 =
15. 15.11 × 14 =
16. 16.15 × 11 =
17. 17.14 × 19 =
18. 18.18 × 16 =
19. 19.11 × 18 =
20. 20.18 × 15 =
21. 21.15 × 12 =
22. 22.15 × 15 =
23. 23.16 × 13 =
24. 24.15 × 19 =
25. 25.11 × 18 =
26. 26.15 × 15 =
27. 27.11 × 15 =
28. 28.11 × 15 =
29. 29.19 × 11 =
30. 30.15 × 12 =
31. 31.19 × 12 =
32. 32.13 × 13 =
33. 33.15 × 16 =
34. 34.16 × 18 =
35. 35.11 × 17 =
36. 36.14 × 11 =
37. 37.18 × 14 =
38. 38.13 × 11 =
39. 39.18 × 15 =
40. 40.12 × 15 =

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