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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 403 · 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. 1.85 × 8 =
  2. 2.91 × 8 =
  3. 3.15 × 6 =
  4. 4.15 × 7 =
  5. 5.25 × 3 =
  6. 6.81 × 9 =
  7. 7.92 × 7 =
  8. 8.85 × 7 =
  9. 9.65 × 4 =
  10. 10.37 × 4 =
  11. 11.28 × 7 =
  12. 12.31 × 5 =
  13. 13.34 × 4 =
  14. 14.27 × 4 =
  15. 15.12 × 6 =
  16. 16.83 × 7 =
  17. 17.65 × 5 =
  18. 18.98 × 5 =
  19. 19.33 × 6 =
  20. 20.32 × 3 =
  21. 21.29 × 3 =
  22. 22.44 × 5 =
  23. 23.41 × 6 =
  24. 24.82 × 3 =
  25. 25.82 × 5 =
  26. 26.22 × 4 =
  27. 27.31 × 9 =
  28. 28.36 × 9 =
  29. 29.34 × 8 =
  30. 30.52 × 5 =
  31. 31.91 × 3 =
  32. 32.95 × 9 =
  33. 33.66 × 7 =
  34. 34.42 × 7 =
  35. 35.39 × 7 =
  36. 36.59 × 3 =
  37. 37.51 × 6 =
  38. 38.61 × 4 =
  39. 39.25 × 9 =
  40. 40.88 × 9 =

Answer key

  1. 680
  2. 728
  3. 90
  4. 105
  5. 75
  6. 729
  7. 644
  8. 595
  9. 260
  10. 148
  11. 196
  12. 155
  13. 136
  14. 108
  15. 72
  16. 581
  17. 325
  18. 490
  19. 198
  20. 96
  21. 87
  22. 220
  23. 246
  24. 246
  25. 410
  26. 88
  27. 279
  28. 324
  29. 272
  30. 260
  31. 273
  32. 855
  33. 462
  34. 294
  35. 273
  36. 177
  37. 306
  38. 244
  39. 225
  40. 792

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