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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 118 · 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. 1.75 × 8 =
  2. 2.81 × 8 =
  3. 3.89 × 3 =
  4. 4.17 × 8 =
  5. 5.67 × 5 =
  6. 6.18 × 8 =
  7. 7.24 × 3 =
  8. 8.75 × 4 =
  9. 9.32 × 3 =
  10. 10.85 × 7 =
  11. 11.21 × 3 =
  12. 12.28 × 9 =
  13. 13.62 × 9 =
  14. 14.15 × 7 =
  15. 15.16 × 7 =
  16. 16.45 × 9 =
  17. 17.31 × 7 =
  18. 18.17 × 7 =
  19. 19.42 × 7 =
  20. 20.91 × 3 =
  21. 21.58 × 5 =
  22. 22.24 × 7 =
  23. 23.27 × 3 =
  24. 24.94 × 3 =
  25. 25.97 × 4 =
  26. 26.27 × 7 =
  27. 27.43 × 7 =
  28. 28.49 × 6 =
  29. 29.21 × 5 =
  30. 30.22 × 9 =
  31. 31.57 × 4 =
  32. 32.77 × 4 =
  33. 33.65 × 7 =
  34. 34.25 × 9 =
  35. 35.69 × 4 =
  36. 36.78 × 8 =
  37. 37.99 × 6 =
  38. 38.49 × 9 =
  39. 39.54 × 3 =
  40. 40.81 × 9 =

Answer key

  1. 600
  2. 648
  3. 267
  4. 136
  5. 335
  6. 144
  7. 72
  8. 300
  9. 96
  10. 595
  11. 63
  12. 252
  13. 558
  14. 105
  15. 112
  16. 405
  17. 217
  18. 119
  19. 294
  20. 273
  21. 290
  22. 168
  23. 81
  24. 282
  25. 388
  26. 189
  27. 301
  28. 294
  29. 105
  30. 198
  31. 228
  32. 308
  33. 455
  34. 225
  35. 276
  36. 624
  37. 594
  38. 441
  39. 162
  40. 729

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