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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 297 · 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. 1.12 × 4 =
  2. 2.41 × 7 =
  3. 3.81 × 6 =
  4. 4.72 × 7 =
  5. 5.37 × 4 =
  6. 6.32 × 5 =
  7. 7.15 × 6 =
  8. 8.55 × 6 =
  9. 9.86 × 3 =
  10. 10.77 × 7 =
  11. 11.52 × 8 =
  12. 12.69 × 9 =
  13. 13.31 × 7 =
  14. 14.44 × 7 =
  15. 15.15 × 7 =
  16. 16.61 × 4 =
  17. 17.23 × 3 =
  18. 18.12 × 6 =
  19. 19.22 × 9 =
  20. 20.43 × 3 =
  21. 21.32 × 8 =
  22. 22.41 × 4 =
  23. 23.89 × 5 =
  24. 24.68 × 3 =
  25. 25.42 × 7 =
  26. 26.25 × 5 =
  27. 27.99 × 4 =
  28. 28.91 × 7 =
  29. 29.23 × 9 =
  30. 30.24 × 6 =
  31. 31.21 × 4 =
  32. 32.54 × 7 =
  33. 33.99 × 7 =
  34. 34.77 × 8 =
  35. 35.72 × 5 =
  36. 36.17 × 6 =
  37. 37.42 × 8 =
  38. 38.69 × 4 =
  39. 39.28 × 7 =
  40. 40.24 × 5 =

Answer key

  1. 48
  2. 287
  3. 486
  4. 504
  5. 148
  6. 160
  7. 90
  8. 330
  9. 258
  10. 539
  11. 416
  12. 621
  13. 217
  14. 308
  15. 105
  16. 244
  17. 69
  18. 72
  19. 198
  20. 129
  21. 256
  22. 164
  23. 445
  24. 204
  25. 294
  26. 125
  27. 396
  28. 637
  29. 207
  30. 144
  31. 84
  32. 378
  33. 693
  34. 616
  35. 360
  36. 102
  37. 336
  38. 276
  39. 196
  40. 120

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