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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 515 · 40 questions
TalentJR

The trick (Double double): Double the number. Double the answer again. That is the number × 4.

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.21 × 4 =
  3. 3.38 × 4 =
  4. 4.10 × 4 =
  5. 5.52 × 4 =
  6. 6.26 × 4 =
  7. 7.15 × 4 =
  8. 8.59 × 4 =
  9. 9.23 × 4 =
  10. 10.17 × 4 =
  11. 11.42 × 4 =
  12. 12.30 × 4 =
  13. 13.51 × 4 =
  14. 14.50 × 4 =
  15. 15.43 × 4 =
  16. 16.55 × 4 =
  17. 17.20 × 4 =
  18. 18.25 × 4 =
  19. 19.18 × 4 =
  20. 20.12 × 4 =
  21. 21.16 × 4 =
  22. 22.14 × 4 =
  23. 23.29 × 4 =
  24. 24.37 × 4 =
  25. 25.54 × 4 =
  26. 26.36 × 4 =
  27. 27.33 × 4 =
  28. 28.22 × 4 =
  29. 29.7 × 4 =
  30. 30.39 × 4 =
  31. 31.19 × 4 =
  32. 32.34 × 4 =
  33. 33.53 × 4 =
  34. 34.60 × 4 =
  35. 35.35 × 4 =
  36. 36.41 × 4 =
  37. 37.24 × 4 =
  38. 38.13 × 4 =
  39. 39.31 × 4 =
  40. 40.11 × 4 =

Answer key

  1. 32
  2. 84
  3. 152
  4. 40
  5. 208
  6. 104
  7. 60
  8. 236
  9. 92
  10. 68
  11. 168
  12. 120
  13. 204
  14. 200
  15. 172
  16. 220
  17. 80
  18. 100
  19. 72
  20. 48
  21. 64
  22. 56
  23. 116
  24. 148
  25. 216
  26. 144
  27. 132
  28. 88
  29. 28
  30. 156
  31. 76
  32. 136
  33. 212
  34. 240
  35. 140
  36. 164
  37. 96
  38. 52
  39. 124
  40. 44

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