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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 217 · 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. 1.42 × 8 =
  2. 2.86 × 4 =
  3. 3.35 × 9 =
  4. 4.27 × 3 =
  5. 5.19 × 7 =
  6. 6.41 × 8 =
  7. 7.63 × 6 =
  8. 8.84 × 8 =
  9. 9.54 × 5 =
  10. 10.33 × 5 =
  11. 11.85 × 4 =
  12. 12.39 × 7 =
  13. 13.44 × 4 =
  14. 14.91 × 8 =
  15. 15.16 × 9 =
  16. 16.19 × 8 =
  17. 17.66 × 5 =
  18. 18.12 × 8 =
  19. 19.25 × 4 =
  20. 20.66 × 8 =
  21. 21.35 × 4 =
  22. 22.63 × 4 =
  23. 23.81 × 7 =
  24. 24.36 × 3 =
  25. 25.24 × 4 =
  26. 26.44 × 7 =
  27. 27.29 × 7 =
  28. 28.12 × 6 =
  29. 29.41 × 7 =
  30. 30.95 × 8 =
  31. 31.72 × 8 =
  32. 32.52 × 6 =
  33. 33.49 × 3 =
  34. 34.48 × 8 =
  35. 35.92 × 7 =
  36. 36.21 × 5 =
  37. 37.57 × 3 =
  38. 38.98 × 8 =
  39. 39.51 × 6 =
  40. 40.74 × 9 =

Answer key

  1. 336
  2. 344
  3. 315
  4. 81
  5. 133
  6. 328
  7. 378
  8. 672
  9. 270
  10. 165
  11. 340
  12. 273
  13. 176
  14. 728
  15. 144
  16. 152
  17. 330
  18. 96
  19. 100
  20. 528
  21. 140
  22. 252
  23. 567
  24. 108
  25. 96
  26. 308
  27. 203
  28. 72
  29. 287
  30. 760
  31. 576
  32. 312
  33. 147
  34. 384
  35. 644
  36. 105
  37. 171
  38. 784
  39. 306
  40. 666

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