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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 392 · 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. 1.45 × 6 =
  2. 2.21 × 7 =
  3. 3.81 × 9 =
  4. 4.85 × 6 =
  5. 5.57 × 8 =
  6. 6.76 × 7 =
  7. 7.75 × 9 =
  8. 8.22 × 7 =
  9. 9.33 × 6 =
  10. 10.79 × 8 =
  11. 11.96 × 9 =
  12. 12.37 × 5 =
  13. 13.77 × 9 =
  14. 14.12 × 8 =
  15. 15.98 × 8 =
  16. 16.45 × 4 =
  17. 17.37 × 8 =
  18. 18.39 × 6 =
  19. 19.99 × 4 =
  20. 20.54 × 8 =
  21. 21.68 × 3 =
  22. 22.46 × 5 =
  23. 23.21 × 5 =
  24. 24.46 × 8 =
  25. 25.14 × 3 =
  26. 26.82 × 9 =
  27. 27.14 × 4 =
  28. 28.78 × 4 =
  29. 29.36 × 5 =
  30. 30.33 × 7 =
  31. 31.61 × 8 =
  32. 32.17 × 8 =
  33. 33.83 × 5 =
  34. 34.25 × 4 =
  35. 35.15 × 3 =
  36. 36.15 × 8 =
  37. 37.48 × 3 =
  38. 38.98 × 7 =
  39. 39.99 × 7 =
  40. 40.76 × 9 =

Answer key

  1. 270
  2. 147
  3. 729
  4. 510
  5. 456
  6. 532
  7. 675
  8. 154
  9. 198
  10. 632
  11. 864
  12. 185
  13. 693
  14. 96
  15. 784
  16. 180
  17. 296
  18. 234
  19. 396
  20. 432
  21. 204
  22. 230
  23. 105
  24. 368
  25. 42
  26. 738
  27. 56
  28. 312
  29. 180
  30. 231
  31. 488
  32. 136
  33. 415
  34. 100
  35. 45
  36. 120
  37. 144
  38. 686
  39. 693
  40. 684

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