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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 506 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.18 × 4 =
  2. 2.48 × 4 =
  3. 3.25 × 4 =
  4. 4.24 × 4 =
  5. 5.59 × 4 =
  6. 6.46 × 4 =
  7. 7.26 × 4 =
  8. 8.27 × 4 =
  9. 9.19 × 4 =
  10. 10.31 × 4 =
  11. 11.43 × 4 =
  12. 12.8 × 4 =
  13. 13.6 × 4 =
  14. 14.14 × 4 =
  15. 15.39 × 4 =
  16. 16.29 × 4 =
  17. 17.21 × 4 =
  18. 18.42 × 4 =
  19. 19.54 × 4 =
  20. 20.28 × 4 =
  21. 21.57 × 4 =
  22. 22.22 × 4 =
  23. 23.40 × 4 =
  24. 24.34 × 4 =
  25. 25.60 × 4 =
  26. 26.13 × 4 =
  27. 27.37 × 4 =
  28. 28.9 × 4 =
  29. 29.15 × 4 =
  30. 30.52 × 4 =
  31. 31.53 × 4 =
  32. 32.47 × 4 =
  33. 33.50 × 4 =
  34. 34.36 × 4 =
  35. 35.55 × 4 =
  36. 36.38 × 4 =
  37. 37.56 × 4 =
  38. 38.11 × 4 =
  39. 39.51 × 4 =
  40. 40.12 × 4 =

Answer key

  1. 72
  2. 192
  3. 100
  4. 96
  5. 236
  6. 184
  7. 104
  8. 108
  9. 76
  10. 124
  11. 172
  12. 32
  13. 24
  14. 56
  15. 156
  16. 116
  17. 84
  18. 168
  19. 216
  20. 112
  21. 228
  22. 88
  23. 160
  24. 136
  25. 240
  26. 52
  27. 148
  28. 36
  29. 60
  30. 208
  31. 212
  32. 188
  33. 200
  34. 144
  35. 220
  36. 152
  37. 224
  38. 44
  39. 204
  40. 48

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