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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 51 · 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. 1.13 × 9 =
  2. 2.78 × 8 =
  3. 3.35 × 9 =
  4. 4.71 × 4 =
  5. 5.59 × 3 =
  6. 6.95 × 4 =
  7. 7.37 × 5 =
  8. 8.21 × 7 =
  9. 9.14 × 7 =
  10. 10.71 × 8 =
  11. 11.63 × 7 =
  12. 12.31 × 4 =
  13. 13.76 × 7 =
  14. 14.59 × 9 =
  15. 15.27 × 9 =
  16. 16.49 × 6 =
  17. 17.45 × 3 =
  18. 18.13 × 4 =
  19. 19.33 × 8 =
  20. 20.62 × 9 =
  21. 21.57 × 5 =
  22. 22.61 × 5 =
  23. 23.93 × 9 =
  24. 24.39 × 6 =
  25. 25.76 × 4 =
  26. 26.95 × 6 =
  27. 27.43 × 7 =
  28. 28.72 × 7 =
  29. 29.27 × 4 =
  30. 30.32 × 7 =
  31. 31.62 × 8 =
  32. 32.26 × 6 =
  33. 33.24 × 7 =
  34. 34.31 × 9 =
  35. 35.26 × 8 =
  36. 36.99 × 3 =
  37. 37.21 × 9 =
  38. 38.73 × 9 =
  39. 39.98 × 7 =
  40. 40.71 × 9 =

Answer key

  1. 117
  2. 624
  3. 315
  4. 284
  5. 177
  6. 380
  7. 185
  8. 147
  9. 98
  10. 568
  11. 441
  12. 124
  13. 532
  14. 531
  15. 243
  16. 294
  17. 135
  18. 52
  19. 264
  20. 558
  21. 285
  22. 305
  23. 837
  24. 234
  25. 304
  26. 570
  27. 301
  28. 504
  29. 108
  30. 224
  31. 496
  32. 156
  33. 168
  34. 279
  35. 208
  36. 297
  37. 189
  38. 657
  39. 686
  40. 639

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