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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 844 · 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. 1.71 × 7 =
  2. 2.72 × 5 =
  3. 3.29 × 5 =
  4. 4.29 × 8 =
  5. 5.72 × 9 =
  6. 6.84 × 5 =
  7. 7.45 × 5 =
  8. 8.18 × 7 =
  9. 9.55 × 6 =
  10. 10.25 × 9 =
  11. 11.21 × 4 =
  12. 12.85 × 9 =
  13. 13.32 × 3 =
  14. 14.29 × 3 =
  15. 15.69 × 4 =
  16. 16.69 × 9 =
  17. 17.35 × 4 =
  18. 18.96 × 3 =
  19. 19.91 × 8 =
  20. 20.91 × 3 =
  21. 21.46 × 5 =
  22. 22.98 × 3 =
  23. 23.17 × 8 =
  24. 24.74 × 9 =
  25. 25.18 × 5 =
  26. 26.61 × 3 =
  27. 27.64 × 8 =
  28. 28.85 × 8 =
  29. 29.97 × 9 =
  30. 30.34 × 5 =
  31. 31.35 × 6 =
  32. 32.59 × 5 =
  33. 33.47 × 5 =
  34. 34.51 × 5 =
  35. 35.91 × 7 =
  36. 36.85 × 7 =
  37. 37.48 × 7 =
  38. 38.23 × 4 =
  39. 39.65 × 3 =
  40. 40.19 × 4 =

Answer key

  1. 497
  2. 360
  3. 145
  4. 232
  5. 648
  6. 420
  7. 225
  8. 126
  9. 330
  10. 225
  11. 84
  12. 765
  13. 96
  14. 87
  15. 276
  16. 621
  17. 140
  18. 288
  19. 728
  20. 273
  21. 230
  22. 294
  23. 136
  24. 666
  25. 90
  26. 183
  27. 512
  28. 680
  29. 873
  30. 170
  31. 210
  32. 295
  33. 235
  34. 255
  35. 637
  36. 595
  37. 336
  38. 92
  39. 195
  40. 76

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