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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 559 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.24 × 4 =
  2. 2.32 × 4 =
  3. 3.6 × 4 =
  4. 4.56 × 4 =
  5. 5.20 × 4 =
  6. 6.18 × 4 =
  7. 7.15 × 4 =
  8. 8.25 × 4 =
  9. 9.30 × 4 =
  10. 10.37 × 4 =
  11. 11.57 × 4 =
  12. 12.23 × 4 =
  13. 13.58 × 4 =
  14. 14.33 × 4 =
  15. 15.22 × 4 =
  16. 16.35 × 4 =
  17. 17.51 × 4 =
  18. 18.52 × 4 =
  19. 19.60 × 4 =
  20. 20.16 × 4 =
  21. 21.13 × 4 =
  22. 22.44 × 4 =
  23. 23.27 × 4 =
  24. 24.36 × 4 =
  25. 25.12 × 4 =
  26. 26.53 × 4 =
  27. 27.43 × 4 =
  28. 28.50 × 4 =
  29. 29.19 × 4 =
  30. 30.34 × 4 =
  31. 31.31 × 4 =
  32. 32.17 × 4 =
  33. 33.55 × 4 =
  34. 34.21 × 4 =
  35. 35.10 × 4 =
  36. 36.8 × 4 =
  37. 37.39 × 4 =
  38. 38.49 × 4 =
  39. 39.28 × 4 =
  40. 40.26 × 4 =

Answer key

  1. 96
  2. 128
  3. 24
  4. 224
  5. 80
  6. 72
  7. 60
  8. 100
  9. 120
  10. 148
  11. 228
  12. 92
  13. 232
  14. 132
  15. 88
  16. 140
  17. 204
  18. 208
  19. 240
  20. 64
  21. 52
  22. 176
  23. 108
  24. 144
  25. 48
  26. 212
  27. 172
  28. 200
  29. 76
  30. 136
  31. 124
  32. 68
  33. 220
  34. 84
  35. 40
  36. 32
  37. 156
  38. 196
  39. 112
  40. 104

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