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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 644 · 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 × 9 =
  2. 2.91 × 3 =
  3. 3.61 × 4 =
  4. 4.78 × 4 =
  5. 5.78 × 3 =
  6. 6.31 × 9 =
  7. 7.88 × 3 =
  8. 8.47 × 9 =
  9. 9.97 × 3 =
  10. 10.76 × 9 =
  11. 11.86 × 3 =
  12. 12.87 × 8 =
  13. 13.29 × 8 =
  14. 14.62 × 4 =
  15. 15.75 × 9 =
  16. 16.24 × 4 =
  17. 17.99 × 9 =
  18. 18.98 × 9 =
  19. 19.54 × 8 =
  20. 20.52 × 3 =
  21. 21.51 × 3 =
  22. 22.16 × 7 =
  23. 23.51 × 6 =
  24. 24.25 × 6 =
  25. 25.95 × 3 =
  26. 26.48 × 4 =
  27. 27.35 × 8 =
  28. 28.98 × 8 =
  29. 29.93 × 3 =
  30. 30.83 × 9 =
  31. 31.51 × 4 =
  32. 32.61 × 7 =
  33. 33.99 × 5 =
  34. 34.39 × 9 =
  35. 35.23 × 8 =
  36. 36.43 × 3 =
  37. 37.12 × 6 =
  38. 38.61 × 9 =
  39. 39.61 × 8 =
  40. 40.99 × 4 =

Answer key

  1. 261
  2. 273
  3. 244
  4. 312
  5. 234
  6. 279
  7. 264
  8. 423
  9. 291
  10. 684
  11. 258
  12. 696
  13. 232
  14. 248
  15. 675
  16. 96
  17. 891
  18. 882
  19. 432
  20. 156
  21. 153
  22. 112
  23. 306
  24. 150
  25. 285
  26. 192
  27. 280
  28. 784
  29. 279
  30. 747
  31. 204
  32. 427
  33. 495
  34. 351
  35. 184
  36. 129
  37. 72
  38. 549
  39. 488
  40. 396

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