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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 36 · 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. 1.28 × 4 =
  2. 2.99 × 9 =
  3. 3.33 × 5 =
  4. 4.34 × 8 =
  5. 5.65 × 3 =
  6. 6.38 × 4 =
  7. 7.68 × 8 =
  8. 8.57 × 3 =
  9. 9.62 × 7 =
  10. 10.73 × 7 =
  11. 11.28 × 5 =
  12. 12.17 × 6 =
  13. 13.96 × 4 =
  14. 14.56 × 6 =
  15. 15.75 × 4 =
  16. 16.16 × 4 =
  17. 17.47 × 6 =
  18. 18.48 × 4 =
  19. 19.74 × 4 =
  20. 20.81 × 5 =
  21. 21.77 × 5 =
  22. 22.18 × 7 =
  23. 23.98 × 4 =
  24. 24.66 × 4 =
  25. 25.21 × 5 =
  26. 26.41 × 6 =
  27. 27.57 × 9 =
  28. 28.72 × 8 =
  29. 29.81 × 3 =
  30. 30.62 × 8 =
  31. 31.41 × 7 =
  32. 32.34 × 9 =
  33. 33.39 × 4 =
  34. 34.59 × 7 =
  35. 35.64 × 4 =
  36. 36.92 × 4 =
  37. 37.29 × 7 =
  38. 38.95 × 7 =
  39. 39.43 × 4 =
  40. 40.32 × 4 =

Answer key

  1. 112
  2. 891
  3. 165
  4. 272
  5. 195
  6. 152
  7. 544
  8. 171
  9. 434
  10. 511
  11. 140
  12. 102
  13. 384
  14. 336
  15. 300
  16. 64
  17. 282
  18. 192
  19. 296
  20. 405
  21. 385
  22. 126
  23. 392
  24. 264
  25. 105
  26. 246
  27. 513
  28. 576
  29. 243
  30. 496
  31. 287
  32. 306
  33. 156
  34. 413
  35. 256
  36. 368
  37. 203
  38. 665
  39. 172
  40. 128

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