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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 110 · 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 × 3 =
  2. 2.79 × 4 =
  3. 3.16 × 4 =
  4. 4.34 × 5 =
  5. 5.16 × 5 =
  6. 6.89 × 4 =
  7. 7.58 × 6 =
  8. 8.61 × 8 =
  9. 9.35 × 6 =
  10. 10.61 × 9 =
  11. 11.54 × 3 =
  12. 12.12 × 4 =
  13. 13.81 × 3 =
  14. 14.72 × 5 =
  15. 15.21 × 4 =
  16. 16.37 × 6 =
  17. 17.25 × 3 =
  18. 18.64 × 8 =
  19. 19.35 × 3 =
  20. 20.46 × 4 =
  21. 21.18 × 8 =
  22. 22.29 × 5 =
  23. 23.71 × 4 =
  24. 24.51 × 7 =
  25. 25.35 × 7 =
  26. 26.48 × 4 =
  27. 27.55 × 9 =
  28. 28.74 × 7 =
  29. 29.53 × 8 =
  30. 30.98 × 3 =
  31. 31.28 × 5 =
  32. 32.15 × 6 =
  33. 33.86 × 9 =
  34. 34.31 × 7 =
  35. 35.65 × 6 =
  36. 36.61 × 3 =
  37. 37.58 × 3 =
  38. 38.24 × 5 =
  39. 39.95 × 8 =
  40. 40.27 × 8 =

Answer key

  1. 213
  2. 316
  3. 64
  4. 170
  5. 80
  6. 356
  7. 348
  8. 488
  9. 210
  10. 549
  11. 162
  12. 48
  13. 243
  14. 360
  15. 84
  16. 222
  17. 75
  18. 512
  19. 105
  20. 184
  21. 144
  22. 145
  23. 284
  24. 357
  25. 245
  26. 192
  27. 495
  28. 518
  29. 424
  30. 294
  31. 140
  32. 90
  33. 774
  34. 217
  35. 390
  36. 183
  37. 174
  38. 120
  39. 760
  40. 216

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