Multiply by 22, 33 and 44 Worksheet

Maths tricks trick 18: Times 22, 33 and 44 · Set 509 · 40 questions

The trick (Eleven first): Spot the 11: 22 = 11 × 2, 33 = 11 × 3, 44 = 11 × 4. Times 11: write the number with a 0 on the end and add the number (62 × 11 = 620 + 62 = 682). Multiply that answer by 2, 3 or 4.

1. 1.89 × 44 =
2. 2.87 × 33 =
3. 3.32 × 44 =
4. 4.15 × 22 =
5. 5.34 × 33 =
6. 6.20 × 44 =
7. 7.23 × 22 =
8. 8.68 × 44 =
9. 9.32 × 22 =
10. 10.29 × 44 =
11. 11.99 × 33 =
12. 12.42 × 22 =
13. 13.92 × 44 =
14. 14.51 × 44 =
15. 15.58 × 44 =
16. 16.42 × 44 =
17. 17.32 × 33 =
18. 18.52 × 33 =
19. 19.61 × 22 =
20. 20.86 × 22 =
21. 21.61 × 33 =
22. 22.17 × 44 =
23. 23.36 × 44 =
24. 24.28 × 44 =
25. 25.97 × 33 =
26. 26.45 × 44 =
27. 27.81 × 33 =
28. 28.34 × 44 =
29. 29.45 × 33 =
30. 30.23 × 33 =
31. 31.77 × 44 =
32. 32.97 × 44 =
33. 33.82 × 44 =
34. 34.73 × 22 =
35. 35.78 × 33 =
36. 36.69 × 33 =
37. 37.29 × 22 =
38. 38.93 × 44 =
39. 39.90 × 33 =
40. 40.22 × 33 =

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