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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 151 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.26 × 4 =
  2. 2.21 × 4 =
  3. 3.16 × 4 =
  4. 4.52 × 4 =
  5. 5.12 × 4 =
  6. 6.28 × 4 =
  7. 7.23 × 4 =
  8. 8.56 × 4 =
  9. 9.48 × 4 =
  10. 10.53 × 4 =
  11. 11.8 × 4 =
  12. 12.7 × 4 =
  13. 13.58 × 4 =
  14. 14.17 × 4 =
  15. 15.10 × 4 =
  16. 16.44 × 4 =
  17. 17.27 × 4 =
  18. 18.11 × 4 =
  19. 19.54 × 4 =
  20. 20.25 × 4 =
  21. 21.22 × 4 =
  22. 22.14 × 4 =
  23. 23.57 × 4 =
  24. 24.15 × 4 =
  25. 25.13 × 4 =
  26. 26.49 × 4 =
  27. 27.39 × 4 =
  28. 28.6 × 4 =
  29. 29.32 × 4 =
  30. 30.24 × 4 =
  31. 31.60 × 4 =
  32. 32.45 × 4 =
  33. 33.19 × 4 =
  34. 34.41 × 4 =
  35. 35.50 × 4 =
  36. 36.21 × 4 =
  37. 37.33 × 4 =
  38. 38.43 × 4 =
  39. 39.30 × 4 =
  40. 40.46 × 4 =

Answer key

  1. 104
  2. 84
  3. 64
  4. 208
  5. 48
  6. 112
  7. 92
  8. 224
  9. 192
  10. 212
  11. 32
  12. 28
  13. 232
  14. 68
  15. 40
  16. 176
  17. 108
  18. 44
  19. 216
  20. 100
  21. 88
  22. 56
  23. 228
  24. 60
  25. 52
  26. 196
  27. 156
  28. 24
  29. 128
  30. 96
  31. 240
  32. 180
  33. 76
  34. 164
  35. 200
  36. 84
  37. 132
  38. 172
  39. 120
  40. 184

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