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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 670 · 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. 1.22 × 4 =
  2. 2.69 × 9 =
  3. 3.14 × 6 =
  4. 4.75 × 7 =
  5. 5.76 × 6 =
  6. 6.78 × 5 =
  7. 7.91 × 9 =
  8. 8.21 × 4 =
  9. 9.73 × 3 =
  10. 10.81 × 4 =
  11. 11.68 × 8 =
  12. 12.63 × 4 =
  13. 13.39 × 3 =
  14. 14.94 × 9 =
  15. 15.92 × 9 =
  16. 16.78 × 7 =
  17. 17.87 × 9 =
  18. 18.86 × 9 =
  19. 19.36 × 5 =
  20. 20.26 × 3 =
  21. 21.52 × 6 =
  22. 22.93 × 4 =
  23. 23.28 × 9 =
  24. 24.32 × 3 =
  25. 25.35 × 6 =
  26. 26.66 × 3 =
  27. 27.49 × 9 =
  28. 28.54 × 3 =
  29. 29.52 × 9 =
  30. 30.86 × 6 =
  31. 31.53 × 7 =
  32. 32.94 × 4 =
  33. 33.25 × 8 =
  34. 34.98 × 8 =
  35. 35.65 × 8 =
  36. 36.83 × 7 =
  37. 37.17 × 9 =
  38. 38.29 × 5 =
  39. 39.82 × 8 =
  40. 40.44 × 4 =

Answer key

  1. 88
  2. 621
  3. 84
  4. 525
  5. 456
  6. 390
  7. 819
  8. 84
  9. 219
  10. 324
  11. 544
  12. 252
  13. 117
  14. 846
  15. 828
  16. 546
  17. 783
  18. 774
  19. 180
  20. 78
  21. 312
  22. 372
  23. 252
  24. 96
  25. 210
  26. 198
  27. 441
  28. 162
  29. 468
  30. 516
  31. 371
  32. 376
  33. 200
  34. 784
  35. 520
  36. 581
  37. 153
  38. 145
  39. 656
  40. 176

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