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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 105 · 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. 1.58 × 4 =
  2. 2.16 × 9 =
  3. 3.31 × 9 =
  4. 4.91 × 6 =
  5. 5.45 × 5 =
  6. 6.46 × 5 =
  7. 7.39 × 5 =
  8. 8.45 × 3 =
  9. 9.73 × 4 =
  10. 10.13 × 6 =
  11. 11.21 × 3 =
  12. 12.45 × 4 =
  13. 13.21 × 8 =
  14. 14.98 × 6 =
  15. 15.77 × 4 =
  16. 16.12 × 3 =
  17. 17.18 × 7 =
  18. 18.22 × 9 =
  19. 19.99 × 8 =
  20. 20.31 × 4 =
  21. 21.99 × 3 =
  22. 22.14 × 4 =
  23. 23.25 × 5 =
  24. 24.15 × 5 =
  25. 25.26 × 4 =
  26. 26.62 × 7 =
  27. 27.42 × 7 =
  28. 28.13 × 9 =
  29. 29.56 × 5 =
  30. 30.66 × 5 =
  31. 31.59 × 4 =
  32. 32.85 × 6 =
  33. 33.36 × 9 =
  34. 34.65 × 5 =
  35. 35.52 × 7 =
  36. 36.24 × 5 =
  37. 37.24 × 8 =
  38. 38.24 × 6 =
  39. 39.19 × 3 =
  40. 40.81 × 3 =

Answer key

  1. 232
  2. 144
  3. 279
  4. 546
  5. 225
  6. 230
  7. 195
  8. 135
  9. 292
  10. 78
  11. 63
  12. 180
  13. 168
  14. 588
  15. 308
  16. 36
  17. 126
  18. 198
  19. 792
  20. 124
  21. 297
  22. 56
  23. 125
  24. 75
  25. 104
  26. 434
  27. 294
  28. 117
  29. 280
  30. 330
  31. 236
  32. 510
  33. 324
  34. 325
  35. 364
  36. 120
  37. 192
  38. 144
  39. 57
  40. 243

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