Multiply 11 to 19 Worksheet

Speed calculation lesson 9: Teen times teen · Set 549 · 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. 1.15 × 13 =
2. 2.12 × 16 =
3. 3.13 × 13 =
4. 4.17 × 11 =
5. 5.15 × 11 =
6. 6.16 × 17 =
7. 7.18 × 13 =
8. 8.16 × 18 =
9. 9.15 × 11 =
10. 10.12 × 11 =
11. 11.14 × 11 =
12. 12.12 × 15 =
13. 13.12 × 14 =
14. 14.17 × 18 =
15. 15.16 × 18 =
16. 16.18 × 16 =
17. 17.18 × 16 =
18. 18.13 × 11 =
19. 19.12 × 13 =
20. 20.16 × 12 =
21. 21.16 × 17 =
22. 22.17 × 18 =
23. 23.15 × 19 =
24. 24.16 × 16 =
25. 25.11 × 17 =
26. 26.13 × 11 =
27. 27.15 × 11 =
28. 28.13 × 17 =
29. 29.18 × 13 =
30. 30.13 × 19 =
31. 31.13 × 14 =
32. 32.11 × 15 =
33. 33.19 × 18 =
34. 34.18 × 19 =
35. 35.17 × 18 =
36. 36.16 × 13 =
37. 37.11 × 12 =
38. 38.15 × 12 =
39. 39.15 × 19 =
40. 40.18 × 13 =

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