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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 41 · 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. 1.68 × 5 =
  2. 2.15 × 9 =
  3. 3.27 × 8 =
  4. 4.71 × 3 =
  5. 5.98 × 3 =
  6. 6.55 × 8 =
  7. 7.31 × 3 =
  8. 8.71 × 5 =
  9. 9.39 × 9 =
  10. 10.62 × 8 =
  11. 11.31 × 9 =
  12. 12.78 × 4 =
  13. 13.61 × 3 =
  14. 14.72 × 6 =
  15. 15.81 × 9 =
  16. 16.13 × 3 =
  17. 17.29 × 9 =
  18. 18.86 × 8 =
  19. 19.44 × 6 =
  20. 20.97 × 7 =
  21. 21.93 × 6 =
  22. 22.51 × 4 =
  23. 23.61 × 7 =
  24. 24.93 × 4 =
  25. 25.68 × 3 =
  26. 26.77 × 8 =
  27. 27.25 × 6 =
  28. 28.43 × 4 =
  29. 29.21 × 6 =
  30. 30.24 × 5 =
  31. 31.81 × 8 =
  32. 32.65 × 8 =
  33. 33.53 × 7 =
  34. 34.81 × 4 =
  35. 35.55 × 7 =
  36. 36.71 × 8 =
  37. 37.36 × 3 =
  38. 38.22 × 4 =
  39. 39.82 × 8 =
  40. 40.59 × 7 =

Answer key

  1. 340
  2. 135
  3. 216
  4. 213
  5. 294
  6. 440
  7. 93
  8. 355
  9. 351
  10. 496
  11. 279
  12. 312
  13. 183
  14. 432
  15. 729
  16. 39
  17. 261
  18. 688
  19. 264
  20. 679
  21. 558
  22. 204
  23. 427
  24. 372
  25. 204
  26. 616
  27. 150
  28. 172
  29. 126
  30. 120
  31. 648
  32. 520
  33. 371
  34. 324
  35. 385
  36. 568
  37. 108
  38. 88
  39. 656
  40. 413

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