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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 406 · 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. 1.12 × 9 =
  2. 2.97 × 6 =
  3. 3.61 × 9 =
  4. 4.48 × 7 =
  5. 5.69 × 7 =
  6. 6.51 × 8 =
  7. 7.78 × 4 =
  8. 8.25 × 4 =
  9. 9.34 × 4 =
  10. 10.47 × 5 =
  11. 11.41 × 7 =
  12. 12.75 × 5 =
  13. 13.49 × 3 =
  14. 14.16 × 7 =
  15. 15.21 × 8 =
  16. 16.65 × 7 =
  17. 17.78 × 3 =
  18. 18.22 × 5 =
  19. 19.55 × 5 =
  20. 20.94 × 6 =
  21. 21.29 × 9 =
  22. 22.53 × 9 =
  23. 23.26 × 4 =
  24. 24.22 × 8 =
  25. 25.78 × 6 =
  26. 26.97 × 3 =
  27. 27.29 × 3 =
  28. 28.43 × 8 =
  29. 29.14 × 3 =
  30. 30.12 × 8 =
  31. 31.18 × 8 =
  32. 32.24 × 3 =
  33. 33.17 × 8 =
  34. 34.72 × 6 =
  35. 35.15 × 9 =
  36. 36.94 × 7 =
  37. 37.36 × 7 =
  38. 38.88 × 6 =
  39. 39.91 × 3 =
  40. 40.31 × 7 =

Answer key

  1. 108
  2. 582
  3. 549
  4. 336
  5. 483
  6. 408
  7. 312
  8. 100
  9. 136
  10. 235
  11. 287
  12. 375
  13. 147
  14. 112
  15. 168
  16. 455
  17. 234
  18. 110
  19. 275
  20. 564
  21. 261
  22. 477
  23. 104
  24. 176
  25. 468
  26. 291
  27. 87
  28. 344
  29. 42
  30. 96
  31. 144
  32. 72
  33. 136
  34. 432
  35. 135
  36. 658
  37. 252
  38. 528
  39. 273
  40. 217

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