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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 404 · 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. 1.83 × 5 =
  2. 2.98 × 5 =
  3. 3.69 × 4 =
  4. 4.24 × 9 =
  5. 5.15 × 9 =
  6. 6.34 × 6 =
  7. 7.92 × 5 =
  8. 8.86 × 4 =
  9. 9.31 × 4 =
  10. 10.67 × 7 =
  11. 11.45 × 8 =
  12. 12.23 × 5 =
  13. 13.31 × 5 =
  14. 14.39 × 5 =
  15. 15.28 × 3 =
  16. 16.95 × 5 =
  17. 17.36 × 6 =
  18. 18.81 × 8 =
  19. 19.29 × 9 =
  20. 20.22 × 8 =
  21. 21.16 × 4 =
  22. 22.71 × 3 =
  23. 23.39 × 8 =
  24. 24.62 × 8 =
  25. 25.34 × 4 =
  26. 26.15 × 6 =
  27. 27.32 × 8 =
  28. 28.14 × 6 =
  29. 29.26 × 3 =
  30. 30.77 × 4 =
  31. 31.47 × 5 =
  32. 32.13 × 6 =
  33. 33.53 × 9 =
  34. 34.21 × 5 =
  35. 35.81 × 9 =
  36. 36.29 × 8 =
  37. 37.57 × 6 =
  38. 38.81 × 5 =
  39. 39.77 × 9 =
  40. 40.45 × 5 =

Answer key

  1. 415
  2. 490
  3. 276
  4. 216
  5. 135
  6. 204
  7. 460
  8. 344
  9. 124
  10. 469
  11. 360
  12. 115
  13. 155
  14. 195
  15. 84
  16. 475
  17. 216
  18. 648
  19. 261
  20. 176
  21. 64
  22. 213
  23. 312
  24. 496
  25. 136
  26. 90
  27. 256
  28. 84
  29. 78
  30. 308
  31. 235
  32. 78
  33. 477
  34. 105
  35. 729
  36. 232
  37. 342
  38. 405
  39. 693
  40. 225

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