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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 324 · 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. 1.74 × 8 =
  2. 2.15 × 3 =
  3. 3.81 × 5 =
  4. 4.95 × 4 =
  5. 5.61 × 3 =
  6. 6.65 × 8 =
  7. 7.97 × 5 =
  8. 8.58 × 3 =
  9. 9.36 × 8 =
  10. 10.96 × 3 =
  11. 11.33 × 4 =
  12. 12.48 × 8 =
  13. 13.83 × 3 =
  14. 14.66 × 6 =
  15. 15.66 × 9 =
  16. 16.23 × 9 =
  17. 17.25 × 7 =
  18. 18.33 × 7 =
  19. 19.77 × 5 =
  20. 20.51 × 6 =
  21. 21.64 × 6 =
  22. 22.37 × 7 =
  23. 23.77 × 3 =
  24. 24.77 × 4 =
  25. 25.35 × 4 =
  26. 26.13 × 7 =
  27. 27.54 × 9 =
  28. 28.86 × 8 =
  29. 29.86 × 9 =
  30. 30.54 × 3 =
  31. 31.71 × 3 =
  32. 32.34 × 4 =
  33. 33.14 × 6 =
  34. 34.44 × 3 =
  35. 35.75 × 5 =
  36. 36.61 × 9 =
  37. 37.87 × 9 =
  38. 38.75 × 8 =
  39. 39.59 × 5 =
  40. 40.56 × 4 =

Answer key

  1. 592
  2. 45
  3. 405
  4. 380
  5. 183
  6. 520
  7. 485
  8. 174
  9. 288
  10. 288
  11. 132
  12. 384
  13. 249
  14. 396
  15. 594
  16. 207
  17. 175
  18. 231
  19. 385
  20. 306
  21. 384
  22. 259
  23. 231
  24. 308
  25. 140
  26. 91
  27. 486
  28. 688
  29. 774
  30. 162
  31. 213
  32. 136
  33. 84
  34. 132
  35. 375
  36. 549
  37. 783
  38. 600
  39. 295
  40. 224

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