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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 806 · 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. 1.28 × 5 =
  2. 2.51 × 5 =
  3. 3.38 × 3 =
  4. 4.17 × 6 =
  5. 5.44 × 3 =
  6. 6.43 × 3 =
  7. 7.47 × 8 =
  8. 8.21 × 9 =
  9. 9.61 × 6 =
  10. 10.51 × 3 =
  11. 11.19 × 5 =
  12. 12.41 × 7 =
  13. 13.36 × 5 =
  14. 14.79 × 5 =
  15. 15.55 × 7 =
  16. 16.84 × 5 =
  17. 17.76 × 6 =
  18. 18.98 × 3 =
  19. 19.95 × 4 =
  20. 20.55 × 5 =
  21. 21.31 × 4 =
  22. 22.54 × 3 =
  23. 23.41 × 6 =
  24. 24.14 × 6 =
  25. 25.46 × 3 =
  26. 26.79 × 9 =
  27. 27.61 × 4 =
  28. 28.89 × 7 =
  29. 29.21 × 3 =
  30. 30.87 × 4 =
  31. 31.28 × 7 =
  32. 32.61 × 9 =
  33. 33.47 × 5 =
  34. 34.35 × 6 =
  35. 35.51 × 7 =
  36. 36.71 × 3 =
  37. 37.52 × 5 =
  38. 38.35 × 7 =
  39. 39.43 × 8 =
  40. 40.81 × 8 =

Answer key

  1. 140
  2. 255
  3. 114
  4. 102
  5. 132
  6. 129
  7. 376
  8. 189
  9. 366
  10. 153
  11. 95
  12. 287
  13. 180
  14. 395
  15. 385
  16. 420
  17. 456
  18. 294
  19. 380
  20. 275
  21. 124
  22. 162
  23. 246
  24. 84
  25. 138
  26. 711
  27. 244
  28. 623
  29. 63
  30. 348
  31. 196
  32. 549
  33. 235
  34. 210
  35. 357
  36. 213
  37. 260
  38. 245
  39. 344
  40. 648

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