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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 408 · 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. 1.35 × 7 =
  2. 2.21 × 8 =
  3. 3.35 × 6 =
  4. 4.56 × 8 =
  5. 5.13 × 4 =
  6. 6.48 × 6 =
  7. 7.14 × 3 =
  8. 8.94 × 6 =
  9. 9.46 × 9 =
  10. 10.91 × 4 =
  11. 11.93 × 5 =
  12. 12.19 × 3 =
  13. 13.15 × 8 =
  14. 14.83 × 8 =
  15. 15.65 × 3 =
  16. 16.25 × 9 =
  17. 17.26 × 8 =
  18. 18.72 × 8 =
  19. 19.44 × 3 =
  20. 20.63 × 9 =
  21. 21.49 × 3 =
  22. 22.31 × 3 =
  23. 23.12 × 7 =
  24. 24.58 × 7 =
  25. 25.71 × 7 =
  26. 26.18 × 4 =
  27. 27.45 × 8 =
  28. 28.62 × 8 =
  29. 29.41 × 7 =
  30. 30.74 × 8 =
  31. 31.66 × 9 =
  32. 32.71 × 3 =
  33. 33.56 × 7 =
  34. 34.51 × 5 =
  35. 35.44 × 7 =
  36. 36.21 × 4 =
  37. 37.31 × 5 =
  38. 38.16 × 9 =
  39. 39.16 × 3 =
  40. 40.56 × 4 =

Answer key

  1. 245
  2. 168
  3. 210
  4. 448
  5. 52
  6. 288
  7. 42
  8. 564
  9. 414
  10. 364
  11. 465
  12. 57
  13. 120
  14. 664
  15. 195
  16. 225
  17. 208
  18. 576
  19. 132
  20. 567
  21. 147
  22. 93
  23. 84
  24. 406
  25. 497
  26. 72
  27. 360
  28. 496
  29. 287
  30. 592
  31. 594
  32. 213
  33. 392
  34. 255
  35. 308
  36. 84
  37. 155
  38. 144
  39. 48
  40. 224

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