Multiply 11 to 19 Worksheet

Speed calculation lesson 9: Teen times teen · Set 429 · 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. 1.13 × 18 =
2. 2.17 × 11 =
3. 3.17 × 17 =
4. 4.18 × 12 =
5. 5.13 × 14 =
6. 6.17 × 19 =
7. 7.16 × 14 =
8. 8.13 × 18 =
9. 9.19 × 19 =
10. 10.13 × 17 =
11. 11.12 × 18 =
12. 12.12 × 14 =
13. 13.17 × 17 =
14. 14.19 × 17 =
15. 15.15 × 12 =
16. 16.11 × 11 =
17. 17.13 × 18 =
18. 18.11 × 17 =
19. 19.12 × 15 =
20. 20.11 × 19 =
21. 21.15 × 15 =
22. 22.15 × 14 =
23. 23.13 × 16 =
24. 24.17 × 15 =
25. 25.14 × 12 =
26. 26.12 × 15 =
27. 27.17 × 11 =
28. 28.16 × 16 =
29. 29.18 × 11 =
30. 30.11 × 15 =
31. 31.11 × 17 =
32. 32.15 × 18 =
33. 33.15 × 13 =
34. 34.18 × 11 =
35. 35.14 × 18 =
36. 36.14 × 11 =
37. 37.15 × 11 =
38. 38.16 × 11 =
39. 39.19 × 16 =
40. 40.12 × 16 =

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