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Mental Multiplication Worksheet for Class 3 and 4

Mental maths lesson 8: Multiply 2-digit by 1-digit, tens first · Set 841 · 40 questions
TalentJR

How to do it in your head (Tens first): Split the 2-digit number into tens and ones. Multiply the tens and keep that answer in your head. Multiply the ones and add.

NameDateTime takenScore ___ / 40
  1. 1.18 × 9 =
  2. 2.37 × 3 =
  3. 3.59 × 6 =
  4. 4.83 × 4 =
  5. 5.37 × 4 =
  6. 6.57 × 8 =
  7. 7.57 × 9 =
  8. 8.91 × 4 =
  9. 9.91 × 5 =
  10. 10.48 × 3 =
  11. 11.89 × 4 =
  12. 12.21 × 7 =
  13. 13.51 × 9 =
  14. 14.45 × 9 =
  15. 15.13 × 7 =
  16. 16.99 × 3 =
  17. 17.87 × 7 =
  18. 18.12 × 8 =
  19. 19.19 × 3 =
  20. 20.27 × 4 =
  21. 21.75 × 6 =
  22. 22.65 × 8 =
  23. 23.56 × 8 =
  24. 24.88 × 9 =
  25. 25.97 × 9 =
  26. 26.82 × 5 =
  27. 27.85 × 6 =
  28. 28.71 × 5 =
  29. 29.72 × 9 =
  30. 30.24 × 3 =
  31. 31.63 × 8 =
  32. 32.24 × 9 =
  33. 33.36 × 8 =
  34. 34.35 × 4 =
  35. 35.16 × 3 =
  36. 36.32 × 9 =
  37. 37.97 × 5 =
  38. 38.62 × 5 =
  39. 39.81 × 3 =
  40. 40.83 × 5 =

Answer key

  1. 162
  2. 111
  3. 354
  4. 332
  5. 148
  6. 456
  7. 513
  8. 364
  9. 455
  10. 144
  11. 356
  12. 147
  13. 459
  14. 405
  15. 91
  16. 297
  17. 609
  18. 96
  19. 57
  20. 108
  21. 450
  22. 520
  23. 448
  24. 792
  25. 873
  26. 410
  27. 510
  28. 355
  29. 648
  30. 72
  31. 504
  32. 216
  33. 288
  34. 140
  35. 48
  36. 288
  37. 485
  38. 310
  39. 243
  40. 415

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