Multiply 11 to 19 Worksheet

Speed calculation lesson 9: Teen times teen · Set 674 · 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 × 16 =
2. 2.13 × 18 =
3. 3.12 × 18 =
4. 4.15 × 15 =
5. 5.11 × 11 =
6. 6.15 × 13 =
7. 7.15 × 16 =
8. 8.17 × 19 =
9. 9.17 × 18 =
10. 10.17 × 18 =
11. 11.17 × 18 =
12. 12.13 × 13 =
13. 13.11 × 15 =
14. 14.17 × 17 =
15. 15.13 × 13 =
16. 16.17 × 12 =
17. 17.14 × 19 =
18. 18.17 × 14 =
19. 19.18 × 12 =
20. 20.18 × 15 =
21. 21.14 × 19 =
22. 22.17 × 15 =
23. 23.13 × 11 =
24. 24.13 × 13 =
25. 25.16 × 13 =
26. 26.18 × 15 =
27. 27.12 × 13 =
28. 28.19 × 19 =
29. 29.19 × 16 =
30. 30.14 × 11 =
31. 31.19 × 15 =
32. 32.12 × 12 =
33. 33.11 × 12 =
34. 34.11 × 12 =
35. 35.17 × 19 =
36. 36.16 × 13 =
37. 37.16 × 15 =
38. 38.14 × 12 =
39. 39.15 × 14 =
40. 40.14 × 11 =

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