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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 799 · 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 × 3 =
  2. 2.82 × 8 =
  3. 3.47 × 3 =
  4. 4.45 × 3 =
  5. 5.93 × 3 =
  6. 6.41 × 7 =
  7. 7.84 × 6 =
  8. 8.48 × 7 =
  9. 9.53 × 3 =
  10. 10.67 × 6 =
  11. 11.71 × 8 =
  12. 12.49 × 6 =
  13. 13.33 × 9 =
  14. 14.81 × 5 =
  15. 15.75 × 4 =
  16. 16.24 × 3 =
  17. 17.31 × 4 =
  18. 18.74 × 8 =
  19. 19.72 × 8 =
  20. 20.52 × 3 =
  21. 21.51 × 5 =
  22. 22.68 × 9 =
  23. 23.91 × 4 =
  24. 24.37 × 7 =
  25. 25.53 × 7 =
  26. 26.67 × 7 =
  27. 27.24 × 6 =
  28. 28.51 × 6 =
  29. 29.84 × 5 =
  30. 30.14 × 8 =
  31. 31.31 × 9 =
  32. 32.48 × 3 =
  33. 33.13 × 8 =
  34. 34.16 × 9 =
  35. 35.25 × 8 =
  36. 36.13 × 6 =
  37. 37.54 × 3 =
  38. 38.58 × 4 =
  39. 39.19 × 9 =
  40. 40.81 × 9 =

Answer key

  1. 63
  2. 656
  3. 141
  4. 135
  5. 279
  6. 287
  7. 504
  8. 336
  9. 159
  10. 402
  11. 568
  12. 294
  13. 297
  14. 405
  15. 300
  16. 72
  17. 124
  18. 592
  19. 576
  20. 156
  21. 255
  22. 612
  23. 364
  24. 259
  25. 371
  26. 469
  27. 144
  28. 306
  29. 420
  30. 112
  31. 279
  32. 144
  33. 104
  34. 144
  35. 200
  36. 78
  37. 162
  38. 232
  39. 171
  40. 729

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