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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 114 · 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. 1.72 × 3 =
  2. 2.68 × 7 =
  3. 3.91 × 9 =
  4. 4.31 × 5 =
  5. 5.19 × 3 =
  6. 6.41 × 4 =
  7. 7.97 × 4 =
  8. 8.73 × 9 =
  9. 9.68 × 6 =
  10. 10.74 × 9 =
  11. 11.69 × 6 =
  12. 12.12 × 9 =
  13. 13.21 × 9 =
  14. 14.75 × 6 =
  15. 15.97 × 7 =
  16. 16.99 × 8 =
  17. 17.32 × 7 =
  18. 18.72 × 7 =
  19. 19.39 × 8 =
  20. 20.24 × 9 =
  21. 21.16 × 8 =
  22. 22.33 × 7 =
  23. 23.21 × 3 =
  24. 24.16 × 9 =
  25. 25.82 × 4 =
  26. 26.46 × 3 =
  27. 27.87 × 3 =
  28. 28.21 × 8 =
  29. 29.74 × 8 =
  30. 30.72 × 6 =
  31. 31.65 × 4 =
  32. 32.44 × 7 =
  33. 33.16 × 5 =
  34. 34.77 × 5 =
  35. 35.22 × 9 =
  36. 36.86 × 7 =
  37. 37.46 × 8 =
  38. 38.57 × 6 =
  39. 39.31 × 4 =
  40. 40.35 × 9 =

Answer key

  1. 216
  2. 476
  3. 819
  4. 155
  5. 57
  6. 164
  7. 388
  8. 657
  9. 408
  10. 666
  11. 414
  12. 108
  13. 189
  14. 450
  15. 679
  16. 792
  17. 224
  18. 504
  19. 312
  20. 216
  21. 128
  22. 231
  23. 63
  24. 144
  25. 328
  26. 138
  27. 261
  28. 168
  29. 592
  30. 432
  31. 260
  32. 308
  33. 80
  34. 385
  35. 198
  36. 602
  37. 368
  38. 342
  39. 124
  40. 315

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