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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 510 · 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. 1.19 × 9 =
  2. 2.31 × 4 =
  3. 3.69 × 9 =
  4. 4.97 × 6 =
  5. 5.31 × 9 =
  6. 6.16 × 7 =
  7. 7.29 × 9 =
  8. 8.12 × 5 =
  9. 9.81 × 8 =
  10. 10.42 × 4 =
  11. 11.59 × 7 =
  12. 12.62 × 7 =
  13. 13.14 × 7 =
  14. 14.33 × 7 =
  15. 15.61 × 5 =
  16. 16.91 × 7 =
  17. 17.74 × 5 =
  18. 18.18 × 7 =
  19. 19.12 × 8 =
  20. 20.75 × 3 =
  21. 21.34 × 9 =
  22. 22.55 × 3 =
  23. 23.58 × 9 =
  24. 24.42 × 7 =
  25. 25.54 × 3 =
  26. 26.99 × 6 =
  27. 27.46 × 5 =
  28. 28.79 × 3 =
  29. 29.57 × 4 =
  30. 30.91 × 4 =
  31. 31.67 × 4 =
  32. 32.94 × 6 =
  33. 33.18 × 4 =
  34. 34.33 × 4 =
  35. 35.48 × 5 =
  36. 36.72 × 3 =
  37. 37.48 × 8 =
  38. 38.36 × 3 =
  39. 39.23 × 5 =
  40. 40.38 × 4 =

Answer key

  1. 171
  2. 124
  3. 621
  4. 582
  5. 279
  6. 112
  7. 261
  8. 60
  9. 648
  10. 168
  11. 413
  12. 434
  13. 98
  14. 231
  15. 305
  16. 637
  17. 370
  18. 126
  19. 96
  20. 225
  21. 306
  22. 165
  23. 522
  24. 294
  25. 162
  26. 594
  27. 230
  28. 237
  29. 228
  30. 364
  31. 268
  32. 564
  33. 72
  34. 132
  35. 240
  36. 216
  37. 384
  38. 108
  39. 115
  40. 152

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