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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 405 · 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. 1.61 × 9 =
  2. 2.79 × 4 =
  3. 3.34 × 5 =
  4. 4.12 × 5 =
  5. 5.51 × 5 =
  6. 6.91 × 5 =
  7. 7.64 × 8 =
  8. 8.23 × 4 =
  9. 9.99 × 4 =
  10. 10.26 × 8 =
  11. 11.51 × 7 =
  12. 12.33 × 4 =
  13. 13.99 × 6 =
  14. 14.66 × 5 =
  15. 15.17 × 3 =
  16. 16.29 × 8 =
  17. 17.17 × 5 =
  18. 18.56 × 5 =
  19. 19.95 × 4 =
  20. 20.72 × 4 =
  21. 21.73 × 7 =
  22. 22.96 × 4 =
  23. 23.97 × 3 =
  24. 24.82 × 5 =
  25. 25.26 × 7 =
  26. 26.33 × 3 =
  27. 27.34 × 8 =
  28. 28.19 × 5 =
  29. 29.12 × 7 =
  30. 30.45 × 6 =
  31. 31.19 × 3 =
  32. 32.36 × 4 =
  33. 33.91 × 3 =
  34. 34.76 × 5 =
  35. 35.45 × 5 =
  36. 36.94 × 8 =
  37. 37.14 × 6 =
  38. 38.88 × 3 =
  39. 39.76 × 9 =
  40. 40.43 × 5 =

Answer key

  1. 549
  2. 316
  3. 170
  4. 60
  5. 255
  6. 455
  7. 512
  8. 92
  9. 396
  10. 208
  11. 357
  12. 132
  13. 594
  14. 330
  15. 51
  16. 232
  17. 85
  18. 280
  19. 380
  20. 288
  21. 511
  22. 384
  23. 291
  24. 410
  25. 182
  26. 99
  27. 272
  28. 95
  29. 84
  30. 270
  31. 57
  32. 144
  33. 273
  34. 380
  35. 225
  36. 752
  37. 84
  38. 264
  39. 684
  40. 215

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