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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 813 · 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. 1.15 × 3 =
  2. 2.24 × 7 =
  3. 3.19 × 3 =
  4. 4.94 × 5 =
  5. 5.83 × 7 =
  6. 6.96 × 4 =
  7. 7.41 × 7 =
  8. 8.59 × 5 =
  9. 9.66 × 3 =
  10. 10.16 × 5 =
  11. 11.89 × 5 =
  12. 12.13 × 8 =
  13. 13.93 × 6 =
  14. 14.48 × 7 =
  15. 15.16 × 4 =
  16. 16.51 × 8 =
  17. 17.82 × 9 =
  18. 18.39 × 9 =
  19. 19.12 × 8 =
  20. 20.21 × 4 =
  21. 21.15 × 5 =
  22. 22.36 × 6 =
  23. 23.71 × 4 =
  24. 24.34 × 7 =
  25. 25.67 × 3 =
  26. 26.12 × 3 =
  27. 27.77 × 3 =
  28. 28.18 × 5 =
  29. 29.56 × 7 =
  30. 30.92 × 7 =
  31. 31.23 × 4 =
  32. 32.31 × 3 =
  33. 33.55 × 9 =
  34. 34.19 × 6 =
  35. 35.76 × 6 =
  36. 36.42 × 6 =
  37. 37.33 × 5 =
  38. 38.33 × 9 =
  39. 39.61 × 5 =
  40. 40.62 × 4 =

Answer key

  1. 45
  2. 168
  3. 57
  4. 470
  5. 581
  6. 384
  7. 287
  8. 295
  9. 198
  10. 80
  11. 445
  12. 104
  13. 558
  14. 336
  15. 64
  16. 408
  17. 738
  18. 351
  19. 96
  20. 84
  21. 75
  22. 216
  23. 284
  24. 238
  25. 201
  26. 36
  27. 231
  28. 90
  29. 392
  30. 644
  31. 92
  32. 93
  33. 495
  34. 114
  35. 456
  36. 252
  37. 165
  38. 297
  39. 305
  40. 248

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