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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 100 · 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. 1.34 × 4 =
  2. 2.17 × 7 =
  3. 3.69 × 4 =
  4. 4.15 × 5 =
  5. 5.51 × 6 =
  6. 6.71 × 5 =
  7. 7.17 × 5 =
  8. 8.25 × 5 =
  9. 9.29 × 4 =
  10. 10.87 × 5 =
  11. 11.69 × 3 =
  12. 12.26 × 3 =
  13. 13.55 × 3 =
  14. 14.27 × 4 =
  15. 15.75 × 3 =
  16. 16.28 × 6 =
  17. 17.63 × 7 =
  18. 18.42 × 6 =
  19. 19.28 × 3 =
  20. 20.35 × 4 =
  21. 21.48 × 4 =
  22. 22.29 × 5 =
  23. 23.53 × 9 =
  24. 24.35 × 9 =
  25. 25.76 × 8 =
  26. 26.59 × 9 =
  27. 27.19 × 8 =
  28. 28.36 × 9 =
  29. 29.32 × 9 =
  30. 30.83 × 9 =
  31. 31.79 × 4 =
  32. 32.96 × 3 =
  33. 33.28 × 5 =
  34. 34.99 × 4 =
  35. 35.44 × 8 =
  36. 36.31 × 4 =
  37. 37.22 × 3 =
  38. 38.82 × 3 =
  39. 39.57 × 5 =
  40. 40.29 × 3 =

Answer key

  1. 136
  2. 119
  3. 276
  4. 75
  5. 306
  6. 355
  7. 85
  8. 125
  9. 116
  10. 435
  11. 207
  12. 78
  13. 165
  14. 108
  15. 225
  16. 168
  17. 441
  18. 252
  19. 84
  20. 140
  21. 192
  22. 145
  23. 477
  24. 315
  25. 608
  26. 531
  27. 152
  28. 324
  29. 288
  30. 747
  31. 316
  32. 288
  33. 140
  34. 396
  35. 352
  36. 124
  37. 66
  38. 246
  39. 285
  40. 87

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