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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 485 · 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. 1.15 × 3 =
  2. 2.74 × 4 =
  3. 3.91 × 3 =
  4. 4.93 × 7 =
  5. 5.61 × 8 =
  6. 6.99 × 6 =
  7. 7.28 × 7 =
  8. 8.15 × 9 =
  9. 9.31 × 5 =
  10. 10.78 × 8 =
  11. 11.45 × 6 =
  12. 12.66 × 9 =
  13. 13.33 × 3 =
  14. 14.69 × 7 =
  15. 15.34 × 4 =
  16. 16.98 × 5 =
  17. 17.41 × 7 =
  18. 18.92 × 9 =
  19. 19.31 × 8 =
  20. 20.81 × 3 =
  21. 21.96 × 3 =
  22. 22.34 × 7 =
  23. 23.16 × 3 =
  24. 24.85 × 6 =
  25. 25.96 × 8 =
  26. 26.89 × 5 =
  27. 27.12 × 6 =
  28. 28.21 × 9 =
  29. 29.52 × 4 =
  30. 30.78 × 4 =
  31. 31.86 × 3 =
  32. 32.71 × 5 =
  33. 33.15 × 4 =
  34. 34.22 × 8 =
  35. 35.91 × 6 =
  36. 36.23 × 5 =
  37. 37.66 × 5 =
  38. 38.29 × 8 =
  39. 39.61 × 4 =
  40. 40.61 × 5 =

Answer key

  1. 45
  2. 296
  3. 273
  4. 651
  5. 488
  6. 594
  7. 196
  8. 135
  9. 155
  10. 624
  11. 270
  12. 594
  13. 99
  14. 483
  15. 136
  16. 490
  17. 287
  18. 828
  19. 248
  20. 243
  21. 288
  22. 238
  23. 48
  24. 510
  25. 768
  26. 445
  27. 72
  28. 189
  29. 208
  30. 312
  31. 258
  32. 355
  33. 60
  34. 176
  35. 546
  36. 115
  37. 330
  38. 232
  39. 244
  40. 305

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