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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 803 · 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. 1.69 × 5 =
  2. 2.84 × 8 =
  3. 3.54 × 9 =
  4. 4.22 × 8 =
  5. 5.88 × 8 =
  6. 6.12 × 4 =
  7. 7.52 × 5 =
  8. 8.36 × 9 =
  9. 9.71 × 6 =
  10. 10.77 × 9 =
  11. 11.97 × 6 =
  12. 12.65 × 8 =
  13. 13.66 × 6 =
  14. 14.81 × 8 =
  15. 15.61 × 7 =
  16. 16.21 × 4 =
  17. 17.38 × 4 =
  18. 18.15 × 3 =
  19. 19.97 × 9 =
  20. 20.52 × 9 =
  21. 21.31 × 6 =
  22. 22.26 × 4 =
  23. 23.91 × 4 =
  24. 24.44 × 6 =
  25. 25.94 × 5 =
  26. 26.98 × 4 =
  27. 27.67 × 9 =
  28. 28.58 × 5 =
  29. 29.82 × 8 =
  30. 30.65 × 4 =
  31. 31.99 × 4 =
  32. 32.76 × 7 =
  33. 33.16 × 6 =
  34. 34.16 × 7 =
  35. 35.17 × 8 =
  36. 36.34 × 4 =
  37. 37.64 × 7 =
  38. 38.89 × 6 =
  39. 39.77 × 5 =
  40. 40.74 × 9 =

Answer key

  1. 345
  2. 672
  3. 486
  4. 176
  5. 704
  6. 48
  7. 260
  8. 324
  9. 426
  10. 693
  11. 582
  12. 520
  13. 396
  14. 648
  15. 427
  16. 84
  17. 152
  18. 45
  19. 873
  20. 468
  21. 186
  22. 104
  23. 364
  24. 264
  25. 470
  26. 392
  27. 603
  28. 290
  29. 656
  30. 260
  31. 396
  32. 532
  33. 96
  34. 112
  35. 136
  36. 136
  37. 448
  38. 534
  39. 385
  40. 666

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