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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 842 · 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. 1.17 × 7 =
  2. 2.27 × 7 =
  3. 3.77 × 5 =
  4. 4.91 × 5 =
  5. 5.84 × 4 =
  6. 6.63 × 8 =
  7. 7.82 × 9 =
  8. 8.41 × 4 =
  9. 9.33 × 5 =
  10. 10.56 × 8 =
  11. 11.19 × 9 =
  12. 12.99 × 3 =
  13. 13.47 × 9 =
  14. 14.55 × 6 =
  15. 15.31 × 6 =
  16. 16.38 × 5 =
  17. 17.65 × 5 =
  18. 18.42 × 5 =
  19. 19.31 × 7 =
  20. 20.23 × 9 =
  21. 21.22 × 4 =
  22. 22.52 × 6 =
  23. 23.57 × 5 =
  24. 24.98 × 4 =
  25. 25.64 × 8 =
  26. 26.65 × 8 =
  27. 27.16 × 6 =
  28. 28.41 × 8 =
  29. 29.49 × 5 =
  30. 30.25 × 6 =
  31. 31.42 × 7 =
  32. 32.38 × 7 =
  33. 33.18 × 7 =
  34. 34.92 × 9 =
  35. 35.93 × 7 =
  36. 36.49 × 7 =
  37. 37.42 × 4 =
  38. 38.13 × 9 =
  39. 39.78 × 8 =
  40. 40.48 × 3 =

Answer key

  1. 119
  2. 189
  3. 385
  4. 455
  5. 336
  6. 504
  7. 738
  8. 164
  9. 165
  10. 448
  11. 171
  12. 297
  13. 423
  14. 330
  15. 186
  16. 190
  17. 325
  18. 210
  19. 217
  20. 207
  21. 88
  22. 312
  23. 285
  24. 392
  25. 512
  26. 520
  27. 96
  28. 328
  29. 245
  30. 150
  31. 294
  32. 266
  33. 126
  34. 828
  35. 651
  36. 343
  37. 168
  38. 117
  39. 624
  40. 144

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