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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 676 · 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. 1.25 × 9 =
  2. 2.84 × 9 =
  3. 3.75 × 9 =
  4. 4.55 × 6 =
  5. 5.21 × 8 =
  6. 6.71 × 4 =
  7. 7.93 × 7 =
  8. 8.68 × 3 =
  9. 9.91 × 3 =
  10. 10.75 × 6 =
  11. 11.18 × 8 =
  12. 12.28 × 5 =
  13. 13.31 × 9 =
  14. 14.15 × 9 =
  15. 15.34 × 9 =
  16. 16.73 × 3 =
  17. 17.95 × 8 =
  18. 18.35 × 4 =
  19. 19.98 × 8 =
  20. 20.63 × 3 =
  21. 21.54 × 5 =
  22. 22.57 × 4 =
  23. 23.71 × 5 =
  24. 24.95 × 6 =
  25. 25.27 × 4 =
  26. 26.44 × 9 =
  27. 27.81 × 7 =
  28. 28.53 × 4 =
  29. 29.34 × 6 =
  30. 30.83 × 3 =
  31. 31.79 × 5 =
  32. 32.93 × 5 =
  33. 33.26 × 4 =
  34. 34.37 × 5 =
  35. 35.92 × 7 =
  36. 36.48 × 6 =
  37. 37.68 × 5 =
  38. 38.43 × 4 =
  39. 39.35 × 6 =
  40. 40.48 × 3 =

Answer key

  1. 225
  2. 756
  3. 675
  4. 330
  5. 168
  6. 284
  7. 651
  8. 204
  9. 273
  10. 450
  11. 144
  12. 140
  13. 279
  14. 135
  15. 306
  16. 219
  17. 760
  18. 140
  19. 784
  20. 189
  21. 270
  22. 228
  23. 355
  24. 570
  25. 108
  26. 396
  27. 567
  28. 212
  29. 204
  30. 249
  31. 395
  32. 465
  33. 104
  34. 185
  35. 644
  36. 288
  37. 340
  38. 172
  39. 210
  40. 144

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