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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 58 · 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. 1.21 × 7 =
  2. 2.98 × 7 =
  3. 3.27 × 4 =
  4. 4.94 × 7 =
  5. 5.84 × 4 =
  6. 6.15 × 7 =
  7. 7.18 × 4 =
  8. 8.51 × 4 =
  9. 9.42 × 5 =
  10. 10.12 × 5 =
  11. 11.79 × 7 =
  12. 12.92 × 3 =
  13. 13.42 × 4 =
  14. 14.45 × 3 =
  15. 15.75 × 6 =
  16. 16.82 × 4 =
  17. 17.72 × 6 =
  18. 18.29 × 7 =
  19. 19.65 × 6 =
  20. 20.26 × 5 =
  21. 21.18 × 7 =
  22. 22.23 × 4 =
  23. 23.69 × 9 =
  24. 24.81 × 8 =
  25. 25.25 × 3 =
  26. 26.69 × 4 =
  27. 27.71 × 7 =
  28. 28.47 × 7 =
  29. 29.19 × 6 =
  30. 30.14 × 4 =
  31. 31.93 × 5 =
  32. 32.88 × 8 =
  33. 33.78 × 8 =
  34. 34.84 × 7 =
  35. 35.13 × 4 =
  36. 36.83 × 6 =
  37. 37.15 × 6 =
  38. 38.91 × 7 =
  39. 39.26 × 6 =
  40. 40.63 × 8 =

Answer key

  1. 147
  2. 686
  3. 108
  4. 658
  5. 336
  6. 105
  7. 72
  8. 204
  9. 210
  10. 60
  11. 553
  12. 276
  13. 168
  14. 135
  15. 450
  16. 328
  17. 432
  18. 203
  19. 390
  20. 130
  21. 126
  22. 92
  23. 621
  24. 648
  25. 75
  26. 276
  27. 497
  28. 329
  29. 114
  30. 56
  31. 465
  32. 704
  33. 624
  34. 588
  35. 52
  36. 498
  37. 90
  38. 637
  39. 156
  40. 504

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