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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 242 · 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. 1.29 × 4 =
  2. 2.89 × 9 =
  3. 3.98 × 7 =
  4. 4.34 × 4 =
  5. 5.24 × 8 =
  6. 6.19 × 6 =
  7. 7.31 × 8 =
  8. 8.25 × 4 =
  9. 9.35 × 3 =
  10. 10.58 × 3 =
  11. 11.25 × 8 =
  12. 12.28 × 5 =
  13. 13.74 × 3 =
  14. 14.81 × 7 =
  15. 15.37 × 7 =
  16. 16.21 × 8 =
  17. 17.61 × 4 =
  18. 18.23 × 7 =
  19. 19.54 × 7 =
  20. 20.61 × 8 =
  21. 21.42 × 5 =
  22. 22.15 × 7 =
  23. 23.44 × 3 =
  24. 24.38 × 4 =
  25. 25.35 × 4 =
  26. 26.82 × 3 =
  27. 27.51 × 5 =
  28. 28.93 × 3 =
  29. 29.44 × 7 =
  30. 30.56 × 8 =
  31. 31.51 × 8 =
  32. 32.83 × 9 =
  33. 33.63 × 5 =
  34. 34.49 × 3 =
  35. 35.61 × 3 =
  36. 36.41 × 4 =
  37. 37.54 × 4 =
  38. 38.95 × 7 =
  39. 39.57 × 5 =
  40. 40.68 × 6 =

Answer key

  1. 116
  2. 801
  3. 686
  4. 136
  5. 192
  6. 114
  7. 248
  8. 100
  9. 105
  10. 174
  11. 200
  12. 140
  13. 222
  14. 567
  15. 259
  16. 168
  17. 244
  18. 161
  19. 378
  20. 488
  21. 210
  22. 105
  23. 132
  24. 152
  25. 140
  26. 246
  27. 255
  28. 279
  29. 308
  30. 448
  31. 408
  32. 747
  33. 315
  34. 147
  35. 183
  36. 164
  37. 216
  38. 665
  39. 285
  40. 408

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