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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 568 · 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 × 5 =
  2. 2.31 × 4 =
  3. 3.52 × 3 =
  4. 4.21 × 6 =
  5. 5.81 × 8 =
  6. 6.64 × 7 =
  7. 7.97 × 4 =
  8. 8.63 × 3 =
  9. 9.13 × 3 =
  10. 10.21 × 3 =
  11. 11.21 × 8 =
  12. 12.81 × 6 =
  13. 13.85 × 6 =
  14. 14.31 × 3 =
  15. 15.45 × 5 =
  16. 16.92 × 5 =
  17. 17.72 × 9 =
  18. 18.67 × 5 =
  19. 19.61 × 4 =
  20. 20.66 × 8 =
  21. 21.33 × 6 =
  22. 22.14 × 3 =
  23. 23.37 × 7 =
  24. 24.14 × 7 =
  25. 25.81 × 9 =
  26. 26.16 × 7 =
  27. 27.34 × 5 =
  28. 28.41 × 5 =
  29. 29.65 × 4 =
  30. 30.51 × 9 =
  31. 31.43 × 5 =
  32. 32.22 × 8 =
  33. 33.71 × 3 =
  34. 34.46 × 5 =
  35. 35.57 × 5 =
  36. 36.39 × 3 =
  37. 37.36 × 9 =
  38. 38.48 × 3 =
  39. 39.53 × 6 =
  40. 40.31 × 6 =

Answer key

  1. 355
  2. 124
  3. 156
  4. 126
  5. 648
  6. 448
  7. 388
  8. 189
  9. 39
  10. 63
  11. 168
  12. 486
  13. 510
  14. 93
  15. 225
  16. 460
  17. 648
  18. 335
  19. 244
  20. 528
  21. 198
  22. 42
  23. 259
  24. 98
  25. 729
  26. 112
  27. 170
  28. 205
  29. 260
  30. 459
  31. 215
  32. 176
  33. 213
  34. 230
  35. 285
  36. 117
  37. 324
  38. 144
  39. 318
  40. 186

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