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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 878 · 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. 1.21 × 9 =
  2. 2.17 × 3 =
  3. 3.73 × 9 =
  4. 4.18 × 6 =
  5. 5.41 × 5 =
  6. 6.29 × 3 =
  7. 7.81 × 9 =
  8. 8.86 × 8 =
  9. 9.76 × 8 =
  10. 10.26 × 5 =
  11. 11.91 × 3 =
  12. 12.14 × 5 =
  13. 13.89 × 8 =
  14. 14.29 × 7 =
  15. 15.34 × 3 =
  16. 16.87 × 4 =
  17. 17.97 × 5 =
  18. 18.24 × 3 =
  19. 19.36 × 8 =
  20. 20.74 × 3 =
  21. 21.51 × 6 =
  22. 22.43 × 8 =
  23. 23.45 × 7 =
  24. 24.61 × 5 =
  25. 25.82 × 5 =
  26. 26.77 × 3 =
  27. 27.48 × 3 =
  28. 28.96 × 6 =
  29. 29.58 × 6 =
  30. 30.37 × 7 =
  31. 31.71 × 4 =
  32. 32.85 × 3 =
  33. 33.42 × 5 =
  34. 34.78 × 8 =
  35. 35.57 × 3 =
  36. 36.31 × 4 =
  37. 37.21 × 5 =
  38. 38.35 × 5 =
  39. 39.73 × 6 =
  40. 40.84 × 8 =

Answer key

  1. 189
  2. 51
  3. 657
  4. 108
  5. 205
  6. 87
  7. 729
  8. 688
  9. 608
  10. 130
  11. 273
  12. 70
  13. 712
  14. 203
  15. 102
  16. 348
  17. 485
  18. 72
  19. 288
  20. 222
  21. 306
  22. 344
  23. 315
  24. 305
  25. 410
  26. 231
  27. 144
  28. 576
  29. 348
  30. 259
  31. 284
  32. 255
  33. 210
  34. 624
  35. 171
  36. 124
  37. 105
  38. 175
  39. 438
  40. 672

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