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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 15 · 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. 2.48 × 4 =
  3. 3.54 × 4 =
  4. 4.31 × 4 =
  5. 5.13 × 4 =
  6. 6.51 × 4 =
  7. 7.28 × 4 =
  8. 8.41 × 4 =
  9. 9.43 × 4 =
  10. 10.26 × 4 =
  11. 11.45 × 4 =
  12. 12.37 × 4 =
  13. 13.59 × 4 =
  14. 14.40 × 4 =
  15. 15.39 × 4 =
  16. 16.20 × 4 =
  17. 17.23 × 4 =
  18. 18.33 × 4 =
  19. 19.9 × 4 =
  20. 20.58 × 4 =
  21. 21.24 × 4 =
  22. 22.38 × 4 =
  23. 23.7 × 4 =
  24. 24.57 × 4 =
  25. 25.27 × 4 =
  26. 26.18 × 4 =
  27. 27.6 × 4 =
  28. 28.55 × 4 =
  29. 29.19 × 4 =
  30. 30.53 × 4 =
  31. 31.12 × 4 =
  32. 32.17 × 4 =
  33. 33.10 × 4 =
  34. 34.11 × 4 =
  35. 35.29 × 4 =
  36. 36.44 × 4 =
  37. 37.16 × 4 =
  38. 38.21 × 4 =
  39. 39.36 × 4 =
  40. 40.15 × 4 =

Answer key

  1. 56
  2. 192
  3. 216
  4. 124
  5. 52
  6. 204
  7. 112
  8. 164
  9. 172
  10. 104
  11. 180
  12. 148
  13. 236
  14. 160
  15. 156
  16. 80
  17. 92
  18. 132
  19. 36
  20. 232
  21. 96
  22. 152
  23. 28
  24. 228
  25. 108
  26. 72
  27. 24
  28. 220
  29. 76
  30. 212
  31. 48
  32. 68
  33. 40
  34. 44
  35. 116
  36. 176
  37. 64
  38. 84
  39. 144
  40. 60

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