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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 57 · 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. 2.83 × 4 =
  3. 3.47 × 9 =
  4. 4.22 × 6 =
  5. 5.65 × 3 =
  6. 6.26 × 9 =
  7. 7.81 × 3 =
  8. 8.82 × 5 =
  9. 9.31 × 4 =
  10. 10.15 × 9 =
  11. 11.74 × 5 =
  12. 12.83 × 8 =
  13. 13.91 × 5 =
  14. 14.31 × 3 =
  15. 15.96 × 9 =
  16. 16.25 × 8 =
  17. 17.83 × 3 =
  18. 18.37 × 6 =
  19. 19.58 × 4 =
  20. 20.31 × 7 =
  21. 21.68 × 7 =
  22. 22.21 × 3 =
  23. 23.48 × 8 =
  24. 24.43 × 5 =
  25. 25.52 × 6 =
  26. 26.28 × 8 =
  27. 27.77 × 9 =
  28. 28.39 × 6 =
  29. 29.97 × 5 =
  30. 30.31 × 6 =
  31. 31.84 × 9 =
  32. 32.68 × 5 =
  33. 33.91 × 7 =
  34. 34.83 × 5 =
  35. 35.82 × 4 =
  36. 36.53 × 3 =
  37. 37.16 × 8 =
  38. 38.26 × 6 =
  39. 39.33 × 5 =
  40. 40.42 × 5 =

Answer key

  1. 355
  2. 332
  3. 423
  4. 132
  5. 195
  6. 234
  7. 243
  8. 410
  9. 124
  10. 135
  11. 370
  12. 664
  13. 455
  14. 93
  15. 864
  16. 200
  17. 249
  18. 222
  19. 232
  20. 217
  21. 476
  22. 63
  23. 384
  24. 215
  25. 312
  26. 224
  27. 693
  28. 234
  29. 485
  30. 186
  31. 756
  32. 340
  33. 637
  34. 415
  35. 328
  36. 159
  37. 128
  38. 156
  39. 165
  40. 210

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