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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 648 · 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. 1.37 × 4 =
  2. 2.81 × 3 =
  3. 3.24 × 7 =
  4. 4.46 × 7 =
  5. 5.68 × 6 =
  6. 6.31 × 3 =
  7. 7.22 × 3 =
  8. 8.39 × 4 =
  9. 9.61 × 3 =
  10. 10.41 × 7 =
  11. 11.49 × 3 =
  12. 12.51 × 9 =
  13. 13.39 × 7 =
  14. 14.17 × 9 =
  15. 15.19 × 8 =
  16. 16.97 × 9 =
  17. 17.88 × 5 =
  18. 18.29 × 9 =
  19. 19.82 × 8 =
  20. 20.94 × 3 =
  21. 21.19 × 5 =
  22. 22.44 × 8 =
  23. 23.24 × 8 =
  24. 24.48 × 3 =
  25. 25.14 × 6 =
  26. 26.51 × 8 =
  27. 27.22 × 8 =
  28. 28.45 × 7 =
  29. 29.16 × 8 =
  30. 30.82 × 6 =
  31. 31.27 × 4 =
  32. 32.91 × 5 =
  33. 33.75 × 7 =
  34. 34.16 × 4 =
  35. 35.29 × 5 =
  36. 36.45 × 5 =
  37. 37.35 × 6 =
  38. 38.17 × 3 =
  39. 39.74 × 7 =
  40. 40.23 × 8 =

Answer key

  1. 148
  2. 243
  3. 168
  4. 322
  5. 408
  6. 93
  7. 66
  8. 156
  9. 183
  10. 287
  11. 147
  12. 459
  13. 273
  14. 153
  15. 152
  16. 873
  17. 440
  18. 261
  19. 656
  20. 282
  21. 95
  22. 352
  23. 192
  24. 144
  25. 84
  26. 408
  27. 176
  28. 315
  29. 128
  30. 492
  31. 108
  32. 455
  33. 525
  34. 64
  35. 145
  36. 225
  37. 210
  38. 51
  39. 518
  40. 184

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