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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 346 · 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. 1.17 × 4 =
  2. 2.72 × 4 =
  3. 3.62 × 9 =
  4. 4.82 × 8 =
  5. 5.26 × 3 =
  6. 6.21 × 3 =
  7. 7.61 × 9 =
  8. 8.78 × 8 =
  9. 9.31 × 8 =
  10. 10.91 × 9 =
  11. 11.85 × 5 =
  12. 12.48 × 3 =
  13. 13.13 × 5 =
  14. 14.24 × 7 =
  15. 15.14 × 9 =
  16. 16.37 × 8 =
  17. 17.94 × 9 =
  18. 18.85 × 3 =
  19. 19.41 × 3 =
  20. 20.26 × 7 =
  21. 21.48 × 9 =
  22. 22.65 × 6 =
  23. 23.71 × 4 =
  24. 24.34 × 6 =
  25. 25.93 × 8 =
  26. 26.51 × 7 =
  27. 27.43 × 9 =
  28. 28.17 × 5 =
  29. 29.36 × 8 =
  30. 30.67 × 5 =
  31. 31.49 × 6 =
  32. 32.83 × 6 =
  33. 33.27 × 3 =
  34. 34.24 × 3 =
  35. 35.74 × 5 =
  36. 36.12 × 3 =
  37. 37.35 × 8 =
  38. 38.83 × 7 =
  39. 39.35 × 4 =
  40. 40.72 × 9 =

Answer key

  1. 68
  2. 288
  3. 558
  4. 656
  5. 78
  6. 63
  7. 549
  8. 624
  9. 248
  10. 819
  11. 425
  12. 144
  13. 65
  14. 168
  15. 126
  16. 296
  17. 846
  18. 255
  19. 123
  20. 182
  21. 432
  22. 390
  23. 284
  24. 204
  25. 744
  26. 357
  27. 387
  28. 85
  29. 288
  30. 335
  31. 294
  32. 498
  33. 81
  34. 72
  35. 370
  36. 36
  37. 280
  38. 581
  39. 140
  40. 648

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