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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 981 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.55 × 4 =
  2. 2.16 × 4 =
  3. 3.33 × 4 =
  4. 4.15 × 4 =
  5. 5.50 × 4 =
  6. 6.41 × 4 =
  7. 7.58 × 4 =
  8. 8.17 × 4 =
  9. 9.12 × 4 =
  10. 10.13 × 4 =
  11. 11.26 × 4 =
  12. 12.53 × 4 =
  13. 13.27 × 4 =
  14. 14.44 × 4 =
  15. 15.19 × 4 =
  16. 16.52 × 4 =
  17. 17.23 × 4 =
  18. 18.6 × 4 =
  19. 19.47 × 4 =
  20. 20.38 × 4 =
  21. 21.43 × 4 =
  22. 22.20 × 4 =
  23. 23.11 × 4 =
  24. 24.28 × 4 =
  25. 25.49 × 4 =
  26. 26.21 × 4 =
  27. 27.24 × 4 =
  28. 28.30 × 4 =
  29. 29.31 × 4 =
  30. 30.36 × 4 =
  31. 31.51 × 4 =
  32. 32.46 × 4 =
  33. 33.32 × 4 =
  34. 34.7 × 4 =
  35. 35.29 × 4 =
  36. 36.39 × 4 =
  37. 37.14 × 4 =
  38. 38.8 × 4 =
  39. 39.48 × 4 =
  40. 40.35 × 4 =

Answer key

  1. 220
  2. 64
  3. 132
  4. 60
  5. 200
  6. 164
  7. 232
  8. 68
  9. 48
  10. 52
  11. 104
  12. 212
  13. 108
  14. 176
  15. 76
  16. 208
  17. 92
  18. 24
  19. 188
  20. 152
  21. 172
  22. 80
  23. 44
  24. 112
  25. 196
  26. 84
  27. 96
  28. 120
  29. 124
  30. 144
  31. 204
  32. 184
  33. 128
  34. 28
  35. 116
  36. 156
  37. 56
  38. 32
  39. 192
  40. 140

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