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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 507 · 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. 1.17 × 8 =
  2. 2.14 × 8 =
  3. 3.74 × 9 =
  4. 4.95 × 7 =
  5. 5.37 × 8 =
  6. 6.77 × 8 =
  7. 7.96 × 4 =
  8. 8.41 × 6 =
  9. 9.31 × 6 =
  10. 10.45 × 9 =
  11. 11.23 × 6 =
  12. 12.61 × 8 =
  13. 13.98 × 6 =
  14. 14.61 × 4 =
  15. 15.23 × 7 =
  16. 16.55 × 8 =
  17. 17.25 × 4 =
  18. 18.48 × 5 =
  19. 19.45 × 3 =
  20. 20.18 × 7 =
  21. 21.64 × 4 =
  22. 22.73 × 6 =
  23. 23.34 × 6 =
  24. 24.13 × 6 =
  25. 25.77 × 5 =
  26. 26.25 × 8 =
  27. 27.91 × 4 =
  28. 28.19 × 6 =
  29. 29.61 × 7 =
  30. 30.29 × 9 =
  31. 31.97 × 5 =
  32. 32.76 × 6 =
  33. 33.22 × 4 =
  34. 34.68 × 3 =
  35. 35.12 × 3 =
  36. 36.73 × 8 =
  37. 37.86 × 4 =
  38. 38.41 × 5 =
  39. 39.16 × 9 =
  40. 40.37 × 9 =

Answer key

  1. 136
  2. 112
  3. 666
  4. 665
  5. 296
  6. 616
  7. 384
  8. 246
  9. 186
  10. 405
  11. 138
  12. 488
  13. 588
  14. 244
  15. 161
  16. 440
  17. 100
  18. 240
  19. 135
  20. 126
  21. 256
  22. 438
  23. 204
  24. 78
  25. 385
  26. 200
  27. 364
  28. 114
  29. 427
  30. 261
  31. 485
  32. 456
  33. 88
  34. 204
  35. 36
  36. 584
  37. 344
  38. 205
  39. 144
  40. 333

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