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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 879 · 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. 1.45 × 7 =
  2. 2.51 × 4 =
  3. 3.25 × 3 =
  4. 4.89 × 4 =
  5. 5.56 × 5 =
  6. 6.27 × 4 =
  7. 7.15 × 5 =
  8. 8.43 × 4 =
  9. 9.21 × 9 =
  10. 10.24 × 4 =
  11. 11.78 × 5 =
  12. 12.94 × 8 =
  13. 13.21 × 5 =
  14. 14.31 × 7 =
  15. 15.79 × 3 =
  16. 16.35 × 4 =
  17. 17.57 × 9 =
  18. 18.39 × 6 =
  19. 19.15 × 7 =
  20. 20.61 × 7 =
  21. 21.85 × 5 =
  22. 22.95 × 4 =
  23. 23.52 × 6 =
  24. 24.18 × 4 =
  25. 25.32 × 3 =
  26. 26.61 × 5 =
  27. 27.23 × 8 =
  28. 28.43 × 3 =
  29. 29.95 × 8 =
  30. 30.45 × 4 =
  31. 31.81 × 9 =
  32. 32.33 × 5 =
  33. 33.42 × 5 =
  34. 34.26 × 9 =
  35. 35.37 × 9 =
  36. 36.93 × 6 =
  37. 37.15 × 3 =
  38. 38.18 × 9 =
  39. 39.77 × 5 =
  40. 40.87 × 8 =

Answer key

  1. 315
  2. 204
  3. 75
  4. 356
  5. 280
  6. 108
  7. 75
  8. 172
  9. 189
  10. 96
  11. 390
  12. 752
  13. 105
  14. 217
  15. 237
  16. 140
  17. 513
  18. 234
  19. 105
  20. 427
  21. 425
  22. 380
  23. 312
  24. 72
  25. 96
  26. 305
  27. 184
  28. 129
  29. 760
  30. 180
  31. 729
  32. 165
  33. 210
  34. 234
  35. 333
  36. 558
  37. 45
  38. 162
  39. 385
  40. 696

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