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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 631 · 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. 1.74 × 5 =
  2. 2.41 × 6 =
  3. 3.35 × 9 =
  4. 4.91 × 5 =
  5. 5.44 × 5 =
  6. 6.31 × 8 =
  7. 7.22 × 3 =
  8. 8.16 × 8 =
  9. 9.85 × 3 =
  10. 10.73 × 9 =
  11. 11.79 × 5 =
  12. 12.34 × 5 =
  13. 13.34 × 3 =
  14. 14.14 × 7 =
  15. 15.57 × 9 =
  16. 16.21 × 5 =
  17. 17.52 × 6 =
  18. 18.73 × 6 =
  19. 19.41 × 7 =
  20. 20.46 × 3 =
  21. 21.82 × 6 =
  22. 22.94 × 9 =
  23. 23.71 × 9 =
  24. 24.21 × 8 =
  25. 25.74 × 9 =
  26. 26.31 × 6 =
  27. 27.76 × 3 =
  28. 28.76 × 7 =
  29. 29.99 × 9 =
  30. 30.51 × 6 =
  31. 31.34 × 8 =
  32. 32.78 × 3 =
  33. 33.62 × 6 =
  34. 34.44 × 3 =
  35. 35.23 × 8 =
  36. 36.89 × 6 =
  37. 37.87 × 4 =
  38. 38.72 × 5 =
  39. 39.41 × 5 =
  40. 40.42 × 5 =

Answer key

  1. 370
  2. 246
  3. 315
  4. 455
  5. 220
  6. 248
  7. 66
  8. 128
  9. 255
  10. 657
  11. 395
  12. 170
  13. 102
  14. 98
  15. 513
  16. 105
  17. 312
  18. 438
  19. 287
  20. 138
  21. 492
  22. 846
  23. 639
  24. 168
  25. 666
  26. 186
  27. 228
  28. 532
  29. 891
  30. 306
  31. 272
  32. 234
  33. 372
  34. 132
  35. 184
  36. 534
  37. 348
  38. 360
  39. 205
  40. 210

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