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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 209 · 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. 1.99 × 4 =
  2. 2.81 × 5 =
  3. 3.54 × 4 =
  4. 4.24 × 3 =
  5. 5.83 × 8 =
  6. 6.87 × 9 =
  7. 7.39 × 5 =
  8. 8.53 × 9 =
  9. 9.75 × 7 =
  10. 10.88 × 8 =
  11. 11.16 × 5 =
  12. 12.57 × 7 =
  13. 13.92 × 7 =
  14. 14.18 × 9 =
  15. 15.81 × 3 =
  16. 16.33 × 4 =
  17. 17.51 × 7 =
  18. 18.19 × 7 =
  19. 19.86 × 5 =
  20. 20.26 × 7 =
  21. 21.31 × 5 =
  22. 22.71 × 4 =
  23. 23.91 × 8 =
  24. 24.41 × 5 =
  25. 25.68 × 6 =
  26. 26.21 × 8 =
  27. 27.88 × 4 =
  28. 28.36 × 5 =
  29. 29.99 × 9 =
  30. 30.47 × 4 =
  31. 31.71 × 3 =
  32. 32.98 × 6 =
  33. 33.94 × 3 =
  34. 34.99 × 5 =
  35. 35.43 × 6 =
  36. 36.98 × 8 =
  37. 37.51 × 3 =
  38. 38.99 × 6 =
  39. 39.21 × 3 =
  40. 40.13 × 7 =

Answer key

  1. 396
  2. 405
  3. 216
  4. 72
  5. 664
  6. 783
  7. 195
  8. 477
  9. 525
  10. 704
  11. 80
  12. 399
  13. 644
  14. 162
  15. 243
  16. 132
  17. 357
  18. 133
  19. 430
  20. 182
  21. 155
  22. 284
  23. 728
  24. 205
  25. 408
  26. 168
  27. 352
  28. 180
  29. 891
  30. 188
  31. 213
  32. 588
  33. 282
  34. 495
  35. 258
  36. 784
  37. 153
  38. 594
  39. 63
  40. 91

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