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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 448 · 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. 1.51 × 3 =
  2. 2.93 × 3 =
  3. 3.73 × 9 =
  4. 4.93 × 8 =
  5. 5.21 × 9 =
  6. 6.84 × 9 =
  7. 7.77 × 9 =
  8. 8.72 × 6 =
  9. 9.52 × 6 =
  10. 10.83 × 5 =
  11. 11.86 × 7 =
  12. 12.41 × 7 =
  13. 13.38 × 7 =
  14. 14.31 × 4 =
  15. 15.24 × 6 =
  16. 16.95 × 7 =
  17. 17.96 × 9 =
  18. 18.54 × 9 =
  19. 19.93 × 7 =
  20. 20.61 × 8 =
  21. 21.66 × 9 =
  22. 22.18 × 8 =
  23. 23.75 × 3 =
  24. 24.86 × 8 =
  25. 25.41 × 5 =
  26. 26.73 × 6 =
  27. 27.44 × 3 =
  28. 28.84 × 4 =
  29. 29.86 × 3 =
  30. 30.67 × 9 =
  31. 31.12 × 7 =
  32. 32.39 × 5 =
  33. 33.27 × 9 =
  34. 34.29 × 7 =
  35. 35.51 × 8 =
  36. 36.89 × 7 =
  37. 37.85 × 9 =
  38. 38.61 × 7 =
  39. 39.92 × 4 =
  40. 40.69 × 9 =

Answer key

  1. 153
  2. 279
  3. 657
  4. 744
  5. 189
  6. 756
  7. 693
  8. 432
  9. 312
  10. 415
  11. 602
  12. 287
  13. 266
  14. 124
  15. 144
  16. 665
  17. 864
  18. 486
  19. 651
  20. 488
  21. 594
  22. 144
  23. 225
  24. 688
  25. 205
  26. 438
  27. 132
  28. 336
  29. 258
  30. 603
  31. 84
  32. 195
  33. 243
  34. 203
  35. 408
  36. 623
  37. 765
  38. 427
  39. 368
  40. 621

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