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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 1 · 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. 1.72 × 4 =
  2. 2.87 × 3 =
  3. 3.95 × 5 =
  4. 4.47 × 9 =
  5. 5.78 × 9 =
  6. 6.81 × 6 =
  7. 7.85 × 8 =
  8. 8.54 × 4 =
  9. 9.46 × 4 =
  10. 10.98 × 3 =
  11. 11.44 × 4 =
  12. 12.87 × 4 =
  13. 13.53 × 4 =
  14. 14.51 × 8 =
  15. 15.28 × 8 =
  16. 16.88 × 8 =
  17. 17.42 × 7 =
  18. 18.98 × 8 =
  19. 19.92 × 4 =
  20. 20.39 × 9 =
  21. 21.22 × 5 =
  22. 22.29 × 5 =
  23. 23.68 × 5 =
  24. 24.18 × 3 =
  25. 25.42 × 3 =
  26. 26.86 × 5 =
  27. 27.82 × 7 =
  28. 28.17 × 8 =
  29. 29.31 × 3 =
  30. 30.62 × 6 =
  31. 31.14 × 3 =
  32. 32.58 × 7 =
  33. 33.73 × 6 =
  34. 34.94 × 6 =
  35. 35.15 × 5 =
  36. 36.38 × 5 =
  37. 37.71 × 7 =
  38. 38.35 × 5 =
  39. 39.51 × 3 =
  40. 40.67 × 4 =

Answer key

  1. 288
  2. 261
  3. 475
  4. 423
  5. 702
  6. 486
  7. 680
  8. 216
  9. 184
  10. 294
  11. 176
  12. 348
  13. 212
  14. 408
  15. 224
  16. 704
  17. 294
  18. 784
  19. 368
  20. 351
  21. 110
  22. 145
  23. 340
  24. 54
  25. 126
  26. 430
  27. 574
  28. 136
  29. 93
  30. 372
  31. 42
  32. 406
  33. 438
  34. 564
  35. 75
  36. 190
  37. 497
  38. 175
  39. 153
  40. 268

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