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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 20 · 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. 1.31 × 6 =
  2. 2.78 × 5 =
  3. 3.33 × 7 =
  4. 4.79 × 9 =
  5. 5.21 × 5 =
  6. 6.51 × 3 =
  7. 7.19 × 4 =
  8. 8.99 × 5 =
  9. 9.36 × 3 =
  10. 10.24 × 8 =
  11. 11.78 × 7 =
  12. 12.21 × 8 =
  13. 13.26 × 9 =
  14. 14.46 × 3 =
  15. 15.62 × 8 =
  16. 16.42 × 5 =
  17. 17.44 × 7 =
  18. 18.52 × 3 =
  19. 19.29 × 3 =
  20. 20.47 × 7 =
  21. 21.87 × 6 =
  22. 22.28 × 4 =
  23. 23.13 × 4 =
  24. 24.53 × 5 =
  25. 25.51 × 5 =
  26. 26.66 × 5 =
  27. 27.22 × 6 =
  28. 28.91 × 6 =
  29. 29.96 × 4 =
  30. 30.32 × 7 =
  31. 31.68 × 5 =
  32. 32.59 × 4 =
  33. 33.15 × 7 =
  34. 34.64 × 3 =
  35. 35.35 × 3 =
  36. 36.56 × 3 =
  37. 37.26 × 4 =
  38. 38.58 × 3 =
  39. 39.82 × 3 =
  40. 40.31 × 5 =

Answer key

  1. 186
  2. 390
  3. 231
  4. 711
  5. 105
  6. 153
  7. 76
  8. 495
  9. 108
  10. 192
  11. 546
  12. 168
  13. 234
  14. 138
  15. 496
  16. 210
  17. 308
  18. 156
  19. 87
  20. 329
  21. 522
  22. 112
  23. 52
  24. 265
  25. 255
  26. 330
  27. 132
  28. 546
  29. 384
  30. 224
  31. 340
  32. 236
  33. 105
  34. 192
  35. 105
  36. 168
  37. 104
  38. 174
  39. 246
  40. 155

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