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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 519 · 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. 1.89 × 4 =
  2. 2.27 × 5 =
  3. 3.81 × 3 =
  4. 4.72 × 4 =
  5. 5.76 × 5 =
  6. 6.83 × 5 =
  7. 7.67 × 4 =
  8. 8.52 × 8 =
  9. 9.31 × 5 =
  10. 10.91 × 3 =
  11. 11.21 × 5 =
  12. 12.39 × 8 =
  13. 13.82 × 7 =
  14. 14.84 × 5 =
  15. 15.44 × 7 =
  16. 16.72 × 7 =
  17. 17.52 × 9 =
  18. 18.28 × 5 =
  19. 19.67 × 3 =
  20. 20.17 × 8 =
  21. 21.75 × 4 =
  22. 22.53 × 5 =
  23. 23.46 × 4 =
  24. 24.42 × 4 =
  25. 25.12 × 4 =
  26. 26.88 × 6 =
  27. 27.62 × 7 =
  28. 28.24 × 9 =
  29. 29.91 × 4 =
  30. 30.75 × 5 =
  31. 31.12 × 9 =
  32. 32.54 × 4 =
  33. 33.45 × 5 =
  34. 34.76 × 8 =
  35. 35.41 × 4 =
  36. 36.36 × 6 =
  37. 37.21 × 3 =
  38. 38.18 × 6 =
  39. 39.24 × 4 =
  40. 40.38 × 9 =

Answer key

  1. 356
  2. 135
  3. 243
  4. 288
  5. 380
  6. 415
  7. 268
  8. 416
  9. 155
  10. 273
  11. 105
  12. 312
  13. 574
  14. 420
  15. 308
  16. 504
  17. 468
  18. 140
  19. 201
  20. 136
  21. 300
  22. 265
  23. 184
  24. 168
  25. 48
  26. 528
  27. 434
  28. 216
  29. 364
  30. 375
  31. 108
  32. 216
  33. 225
  34. 608
  35. 164
  36. 216
  37. 63
  38. 108
  39. 96
  40. 342

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