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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 790 · 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. 1.66 × 5 =
  2. 2.93 × 8 =
  3. 3.33 × 6 =
  4. 4.25 × 7 =
  5. 5.45 × 9 =
  6. 6.21 × 6 =
  7. 7.25 × 3 =
  8. 8.56 × 5 =
  9. 9.25 × 8 =
  10. 10.58 × 6 =
  11. 11.66 × 8 =
  12. 12.28 × 6 =
  13. 13.57 × 7 =
  14. 14.89 × 6 =
  15. 15.41 × 9 =
  16. 16.76 × 4 =
  17. 17.37 × 3 =
  18. 18.81 × 3 =
  19. 19.31 × 9 =
  20. 20.61 × 8 =
  21. 21.15 × 9 =
  22. 22.75 × 3 =
  23. 23.56 × 7 =
  24. 24.13 × 6 =
  25. 25.63 × 9 =
  26. 26.76 × 8 =
  27. 27.19 × 7 =
  28. 28.93 × 6 =
  29. 29.42 × 7 =
  30. 30.23 × 6 =
  31. 31.31 × 6 =
  32. 32.43 × 6 =
  33. 33.12 × 4 =
  34. 34.91 × 3 =
  35. 35.59 × 4 =
  36. 36.99 × 4 =
  37. 37.35 × 9 =
  38. 38.19 × 9 =
  39. 39.44 × 7 =
  40. 40.34 × 8 =

Answer key

  1. 330
  2. 744
  3. 198
  4. 175
  5. 405
  6. 126
  7. 75
  8. 280
  9. 200
  10. 348
  11. 528
  12. 168
  13. 399
  14. 534
  15. 369
  16. 304
  17. 111
  18. 243
  19. 279
  20. 488
  21. 135
  22. 225
  23. 392
  24. 78
  25. 567
  26. 608
  27. 133
  28. 558
  29. 294
  30. 138
  31. 186
  32. 258
  33. 48
  34. 273
  35. 236
  36. 396
  37. 315
  38. 171
  39. 308
  40. 272

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