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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 642 · 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. 1.29 × 5 =
  2. 2.99 × 4 =
  3. 3.23 × 5 =
  4. 4.31 × 9 =
  5. 5.37 × 8 =
  6. 6.66 × 4 =
  7. 7.89 × 5 =
  8. 8.65 × 7 =
  9. 9.98 × 6 =
  10. 10.63 × 7 =
  11. 11.64 × 4 =
  12. 12.89 × 6 =
  13. 13.63 × 3 =
  14. 14.75 × 8 =
  15. 15.54 × 3 =
  16. 16.17 × 3 =
  17. 17.68 × 9 =
  18. 18.45 × 7 =
  19. 19.16 × 7 =
  20. 20.51 × 4 =
  21. 21.93 × 5 =
  22. 22.76 × 6 =
  23. 23.21 × 4 =
  24. 24.94 × 4 =
  25. 25.26 × 9 =
  26. 26.89 × 9 =
  27. 27.71 × 4 =
  28. 28.57 × 6 =
  29. 29.14 × 4 =
  30. 30.61 × 9 =
  31. 31.67 × 5 =
  32. 32.14 × 3 =
  33. 33.99 × 3 =
  34. 34.44 × 4 =
  35. 35.98 × 7 =
  36. 36.78 × 9 =
  37. 37.44 × 3 =
  38. 38.72 × 6 =
  39. 39.77 × 6 =
  40. 40.76 × 3 =

Answer key

  1. 145
  2. 396
  3. 115
  4. 279
  5. 296
  6. 264
  7. 445
  8. 455
  9. 588
  10. 441
  11. 256
  12. 534
  13. 189
  14. 600
  15. 162
  16. 51
  17. 612
  18. 315
  19. 112
  20. 204
  21. 465
  22. 456
  23. 84
  24. 376
  25. 234
  26. 801
  27. 284
  28. 342
  29. 56
  30. 549
  31. 335
  32. 42
  33. 297
  34. 176
  35. 686
  36. 702
  37. 132
  38. 432
  39. 462
  40. 228

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