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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 766 · 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. 1.51 × 8 =
  2. 2.86 × 9 =
  3. 3.52 × 3 =
  4. 4.14 × 3 =
  5. 5.15 × 9 =
  6. 6.69 × 4 =
  7. 7.25 × 4 =
  8. 8.91 × 6 =
  9. 9.28 × 7 =
  10. 10.25 × 3 =
  11. 11.35 × 4 =
  12. 12.35 × 3 =
  13. 13.51 × 6 =
  14. 14.31 × 7 =
  15. 15.95 × 7 =
  16. 16.75 × 3 =
  17. 17.74 × 3 =
  18. 18.18 × 4 =
  19. 19.54 × 9 =
  20. 20.37 × 7 =
  21. 21.38 × 7 =
  22. 22.99 × 3 =
  23. 23.21 × 9 =
  24. 24.41 × 6 =
  25. 25.81 × 5 =
  26. 26.57 × 3 =
  27. 27.35 × 6 =
  28. 28.72 × 8 =
  29. 29.89 × 9 =
  30. 30.51 × 3 =
  31. 31.96 × 5 =
  32. 32.26 × 6 =
  33. 33.27 × 8 =
  34. 34.89 × 8 =
  35. 35.54 × 5 =
  36. 36.64 × 5 =
  37. 37.82 × 9 =
  38. 38.32 × 9 =
  39. 39.47 × 4 =
  40. 40.89 × 7 =

Answer key

  1. 408
  2. 774
  3. 156
  4. 42
  5. 135
  6. 276
  7. 100
  8. 546
  9. 196
  10. 75
  11. 140
  12. 105
  13. 306
  14. 217
  15. 665
  16. 225
  17. 222
  18. 72
  19. 486
  20. 259
  21. 266
  22. 297
  23. 189
  24. 246
  25. 405
  26. 171
  27. 210
  28. 576
  29. 801
  30. 153
  31. 480
  32. 156
  33. 216
  34. 712
  35. 270
  36. 320
  37. 738
  38. 288
  39. 188
  40. 623

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