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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 557 · 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. 1.21 × 5 =
  2. 2.79 × 4 =
  3. 3.49 × 4 =
  4. 4.79 × 3 =
  5. 5.58 × 3 =
  6. 6.85 × 8 =
  7. 7.64 × 8 =
  8. 8.65 × 4 =
  9. 9.42 × 5 =
  10. 10.82 × 4 =
  11. 11.62 × 5 =
  12. 12.31 × 4 =
  13. 13.28 × 3 =
  14. 14.68 × 5 =
  15. 15.49 × 5 =
  16. 16.71 × 9 =
  17. 17.48 × 3 =
  18. 18.92 × 4 =
  19. 19.24 × 8 =
  20. 20.25 × 9 =
  21. 21.54 × 3 =
  22. 22.21 × 9 =
  23. 23.55 × 9 =
  24. 24.84 × 5 =
  25. 25.84 × 3 =
  26. 26.87 × 6 =
  27. 27.14 × 4 =
  28. 28.26 × 9 =
  29. 29.36 × 9 =
  30. 30.75 × 8 =
  31. 31.48 × 4 =
  32. 32.62 × 6 =
  33. 33.47 × 5 =
  34. 34.26 × 5 =
  35. 35.14 × 9 =
  36. 36.49 × 3 =
  37. 37.97 × 6 =
  38. 38.83 × 8 =
  39. 39.62 × 3 =
  40. 40.37 × 5 =

Answer key

  1. 105
  2. 316
  3. 196
  4. 237
  5. 174
  6. 680
  7. 512
  8. 260
  9. 210
  10. 328
  11. 310
  12. 124
  13. 84
  14. 340
  15. 245
  16. 639
  17. 144
  18. 368
  19. 192
  20. 225
  21. 162
  22. 189
  23. 495
  24. 420
  25. 252
  26. 522
  27. 56
  28. 234
  29. 324
  30. 600
  31. 192
  32. 372
  33. 235
  34. 130
  35. 126
  36. 147
  37. 582
  38. 664
  39. 186
  40. 185

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