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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 412 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.46 × 4 =
  2. 2.6 × 4 =
  3. 3.33 × 4 =
  4. 4.59 × 4 =
  5. 5.28 × 4 =
  6. 6.11 × 4 =
  7. 7.25 × 4 =
  8. 8.32 × 4 =
  9. 9.30 × 4 =
  10. 10.8 × 4 =
  11. 11.12 × 4 =
  12. 12.48 × 4 =
  13. 13.22 × 4 =
  14. 14.13 × 4 =
  15. 15.14 × 4 =
  16. 16.34 × 4 =
  17. 17.60 × 4 =
  18. 18.10 × 4 =
  19. 19.47 × 4 =
  20. 20.27 × 4 =
  21. 21.51 × 4 =
  22. 22.15 × 4 =
  23. 23.38 × 4 =
  24. 24.21 × 4 =
  25. 25.31 × 4 =
  26. 26.45 × 4 =
  27. 27.7 × 4 =
  28. 28.43 × 4 =
  29. 29.24 × 4 =
  30. 30.54 × 4 =
  31. 31.19 × 4 =
  32. 32.58 × 4 =
  33. 33.35 × 4 =
  34. 34.39 × 4 =
  35. 35.9 × 4 =
  36. 36.20 × 4 =
  37. 37.44 × 4 =
  38. 38.53 × 4 =
  39. 39.41 × 4 =
  40. 40.16 × 4 =

Answer key

  1. 184
  2. 24
  3. 132
  4. 236
  5. 112
  6. 44
  7. 100
  8. 128
  9. 120
  10. 32
  11. 48
  12. 192
  13. 88
  14. 52
  15. 56
  16. 136
  17. 240
  18. 40
  19. 188
  20. 108
  21. 204
  22. 60
  23. 152
  24. 84
  25. 124
  26. 180
  27. 28
  28. 172
  29. 96
  30. 216
  31. 76
  32. 232
  33. 140
  34. 156
  35. 36
  36. 80
  37. 176
  38. 212
  39. 164
  40. 64

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