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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 29 · 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. 1.25 × 4 =
  2. 2.88 × 6 =
  3. 3.19 × 3 =
  4. 4.51 × 9 =
  5. 5.91 × 9 =
  6. 6.45 × 8 =
  7. 7.38 × 5 =
  8. 8.78 × 3 =
  9. 9.29 × 3 =
  10. 10.31 × 8 =
  11. 11.67 × 5 =
  12. 12.77 × 9 =
  13. 13.85 × 9 =
  14. 14.17 × 6 =
  15. 15.35 × 3 =
  16. 16.96 × 5 =
  17. 17.65 × 9 =
  18. 18.21 × 3 =
  19. 19.21 × 5 =
  20. 20.79 × 4 =
  21. 21.62 × 5 =
  22. 22.39 × 5 =
  23. 23.16 × 7 =
  24. 24.31 × 5 =
  25. 25.33 × 8 =
  26. 26.26 × 9 =
  27. 27.46 × 3 =
  28. 28.57 × 7 =
  29. 29.42 × 8 =
  30. 30.96 × 7 =
  31. 31.42 × 7 =
  32. 32.31 × 3 =
  33. 33.33 × 6 =
  34. 34.95 × 9 =
  35. 35.13 × 5 =
  36. 36.28 × 5 =
  37. 37.36 × 9 =
  38. 38.63 × 4 =
  39. 39.56 × 3 =
  40. 40.22 × 5 =

Answer key

  1. 100
  2. 528
  3. 57
  4. 459
  5. 819
  6. 360
  7. 190
  8. 234
  9. 87
  10. 248
  11. 335
  12. 693
  13. 765
  14. 102
  15. 105
  16. 480
  17. 585
  18. 63
  19. 105
  20. 316
  21. 310
  22. 195
  23. 112
  24. 155
  25. 264
  26. 234
  27. 138
  28. 399
  29. 336
  30. 672
  31. 294
  32. 93
  33. 198
  34. 855
  35. 65
  36. 140
  37. 324
  38. 252
  39. 168
  40. 110

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