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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 10 · 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. 1.91 × 8 =
  2. 2.33 × 9 =
  3. 3.98 × 3 =
  4. 4.14 × 8 =
  5. 5.85 × 5 =
  6. 6.81 × 4 =
  7. 7.95 × 3 =
  8. 8.59 × 7 =
  9. 9.17 × 5 =
  10. 10.41 × 8 =
  11. 11.13 × 3 =
  12. 12.63 × 6 =
  13. 13.51 × 8 =
  14. 14.34 × 9 =
  15. 15.22 × 8 =
  16. 16.97 × 8 =
  17. 17.77 × 3 =
  18. 18.34 × 5 =
  19. 19.25 × 5 =
  20. 20.27 × 9 =
  21. 21.42 × 8 =
  22. 22.89 × 3 =
  23. 23.55 × 3 =
  24. 24.26 × 9 =
  25. 25.35 × 4 =
  26. 26.95 × 5 =
  27. 27.76 × 3 =
  28. 28.72 × 7 =
  29. 29.87 × 6 =
  30. 30.75 × 3 =
  31. 31.68 × 8 =
  32. 32.74 × 9 =
  33. 33.82 × 5 =
  34. 34.51 × 3 =
  35. 35.54 × 9 =
  36. 36.29 × 5 =
  37. 37.76 × 9 =
  38. 38.94 × 5 =
  39. 39.23 × 7 =
  40. 40.53 × 7 =

Answer key

  1. 728
  2. 297
  3. 294
  4. 112
  5. 425
  6. 324
  7. 285
  8. 413
  9. 85
  10. 328
  11. 39
  12. 378
  13. 408
  14. 306
  15. 176
  16. 776
  17. 231
  18. 170
  19. 125
  20. 243
  21. 336
  22. 267
  23. 165
  24. 234
  25. 140
  26. 475
  27. 228
  28. 504
  29. 522
  30. 225
  31. 544
  32. 666
  33. 410
  34. 153
  35. 486
  36. 145
  37. 684
  38. 470
  39. 161
  40. 371

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