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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 910 · 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. 1.39 × 4 =
  2. 2.64 × 8 =
  3. 3.37 × 5 =
  4. 4.72 × 4 =
  5. 5.23 × 9 =
  6. 6.75 × 4 =
  7. 7.15 × 3 =
  8. 8.48 × 9 =
  9. 9.85 × 7 =
  10. 10.27 × 4 =
  11. 11.55 × 8 =
  12. 12.26 × 9 =
  13. 13.41 × 9 =
  14. 14.89 × 9 =
  15. 15.16 × 5 =
  16. 16.29 × 4 =
  17. 17.25 × 3 =
  18. 18.73 × 9 =
  19. 19.58 × 7 =
  20. 20.52 × 9 =
  21. 21.74 × 4 =
  22. 22.81 × 3 =
  23. 23.73 × 3 =
  24. 24.21 × 5 =
  25. 25.81 × 8 =
  26. 26.25 × 4 =
  27. 27.19 × 3 =
  28. 28.51 × 7 =
  29. 29.48 × 6 =
  30. 30.87 × 9 =
  31. 31.86 × 3 =
  32. 32.35 × 4 =
  33. 33.39 × 6 =
  34. 34.21 × 6 =
  35. 35.81 × 5 =
  36. 36.26 × 6 =
  37. 37.47 × 4 =
  38. 38.61 × 5 =
  39. 39.41 × 4 =
  40. 40.15 × 8 =

Answer key

  1. 156
  2. 512
  3. 185
  4. 288
  5. 207
  6. 300
  7. 45
  8. 432
  9. 595
  10. 108
  11. 440
  12. 234
  13. 369
  14. 801
  15. 80
  16. 116
  17. 75
  18. 657
  19. 406
  20. 468
  21. 296
  22. 243
  23. 219
  24. 105
  25. 648
  26. 100
  27. 57
  28. 357
  29. 288
  30. 783
  31. 258
  32. 140
  33. 234
  34. 126
  35. 405
  36. 156
  37. 188
  38. 305
  39. 164
  40. 120

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