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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 706 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.14 × 4 =
  2. 2.38 × 4 =
  3. 3.16 × 4 =
  4. 4.42 × 4 =
  5. 5.17 × 4 =
  6. 6.21 × 4 =
  7. 7.6 × 4 =
  8. 8.39 × 4 =
  9. 9.15 × 4 =
  10. 10.20 × 4 =
  11. 11.22 × 4 =
  12. 12.11 × 4 =
  13. 13.44 × 4 =
  14. 14.57 × 4 =
  15. 15.53 × 4 =
  16. 16.50 × 4 =
  17. 17.26 × 4 =
  18. 18.55 × 4 =
  19. 19.49 × 4 =
  20. 20.54 × 4 =
  21. 21.35 × 4 =
  22. 22.28 × 4 =
  23. 23.58 × 4 =
  24. 24.33 × 4 =
  25. 25.34 × 4 =
  26. 26.47 × 4 =
  27. 27.60 × 4 =
  28. 28.32 × 4 =
  29. 29.18 × 4 =
  30. 30.37 × 4 =
  31. 31.36 × 4 =
  32. 32.9 × 4 =
  33. 33.23 × 4 =
  34. 34.46 × 4 =
  35. 35.10 × 4 =
  36. 36.51 × 4 =
  37. 37.30 × 4 =
  38. 38.19 × 4 =
  39. 39.27 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 56
  2. 152
  3. 64
  4. 168
  5. 68
  6. 84
  7. 24
  8. 156
  9. 60
  10. 80
  11. 88
  12. 44
  13. 176
  14. 228
  15. 212
  16. 200
  17. 104
  18. 220
  19. 196
  20. 216
  21. 140
  22. 112
  23. 232
  24. 132
  25. 136
  26. 188
  27. 240
  28. 128
  29. 72
  30. 148
  31. 144
  32. 36
  33. 92
  34. 184
  35. 40
  36. 204
  37. 120
  38. 76
  39. 108
  40. 160

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