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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 419 · 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. 1.81 × 8 =
  2. 2.12 × 4 =
  3. 3.71 × 8 =
  4. 4.73 × 5 =
  5. 5.98 × 7 =
  6. 6.79 × 6 =
  7. 7.19 × 3 =
  8. 8.33 × 4 =
  9. 9.92 × 4 =
  10. 10.88 × 6 =
  11. 11.43 × 8 =
  12. 12.13 × 9 =
  13. 13.88 × 5 =
  14. 14.41 × 3 =
  15. 15.72 × 7 =
  16. 16.55 × 8 =
  17. 17.51 × 4 =
  18. 18.68 × 7 =
  19. 19.64 × 7 =
  20. 20.44 × 8 =
  21. 21.29 × 6 =
  22. 22.25 × 7 =
  23. 23.72 × 6 =
  24. 24.39 × 7 =
  25. 25.43 × 4 =
  26. 26.89 × 3 =
  27. 27.61 × 7 =
  28. 28.32 × 8 =
  29. 29.34 × 6 =
  30. 30.63 × 5 =
  31. 31.74 × 3 =
  32. 32.15 × 7 =
  33. 33.88 × 9 =
  34. 34.28 × 4 =
  35. 35.53 × 4 =
  36. 36.41 × 8 =
  37. 37.72 × 9 =
  38. 38.14 × 6 =
  39. 39.89 × 4 =
  40. 40.31 × 4 =

Answer key

  1. 648
  2. 48
  3. 568
  4. 365
  5. 686
  6. 474
  7. 57
  8. 132
  9. 368
  10. 528
  11. 344
  12. 117
  13. 440
  14. 123
  15. 504
  16. 440
  17. 204
  18. 476
  19. 448
  20. 352
  21. 174
  22. 175
  23. 432
  24. 273
  25. 172
  26. 267
  27. 427
  28. 256
  29. 204
  30. 315
  31. 222
  32. 105
  33. 792
  34. 112
  35. 212
  36. 328
  37. 648
  38. 84
  39. 356
  40. 124

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