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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 290 · 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. 1.47 × 8 =
  2. 2.71 × 9 =
  3. 3.29 × 3 =
  4. 4.43 × 8 =
  5. 5.42 × 5 =
  6. 6.61 × 3 =
  7. 7.23 × 9 =
  8. 8.37 × 8 =
  9. 9.99 × 4 =
  10. 10.36 × 8 =
  11. 11.19 × 9 =
  12. 12.99 × 5 =
  13. 13.49 × 5 =
  14. 14.97 × 5 =
  15. 15.17 × 4 =
  16. 16.96 × 5 =
  17. 17.38 × 9 =
  18. 18.19 × 3 =
  19. 19.56 × 3 =
  20. 20.39 × 8 =
  21. 21.92 × 9 =
  22. 22.84 × 5 =
  23. 23.73 × 9 =
  24. 24.67 × 8 =
  25. 25.77 × 4 =
  26. 26.94 × 5 =
  27. 27.72 × 7 =
  28. 28.56 × 5 =
  29. 29.85 × 9 =
  30. 30.63 × 7 =
  31. 31.83 × 3 =
  32. 32.86 × 9 =
  33. 33.31 × 7 =
  34. 34.15 × 9 =
  35. 35.88 × 5 =
  36. 36.64 × 8 =
  37. 37.99 × 7 =
  38. 38.93 × 7 =
  39. 39.12 × 7 =
  40. 40.86 × 4 =

Answer key

  1. 376
  2. 639
  3. 87
  4. 344
  5. 210
  6. 183
  7. 207
  8. 296
  9. 396
  10. 288
  11. 171
  12. 495
  13. 245
  14. 485
  15. 68
  16. 480
  17. 342
  18. 57
  19. 168
  20. 312
  21. 828
  22. 420
  23. 657
  24. 536
  25. 308
  26. 470
  27. 504
  28. 280
  29. 765
  30. 441
  31. 249
  32. 774
  33. 217
  34. 135
  35. 440
  36. 512
  37. 693
  38. 651
  39. 84
  40. 344

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