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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 536 · 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. 2.10 × 4 =
  3. 3.23 × 4 =
  4. 4.51 × 4 =
  5. 5.38 × 4 =
  6. 6.59 × 4 =
  7. 7.47 × 4 =
  8. 8.24 × 4 =
  9. 9.43 × 4 =
  10. 10.53 × 4 =
  11. 11.34 × 4 =
  12. 12.6 × 4 =
  13. 13.15 × 4 =
  14. 14.17 × 4 =
  15. 15.28 × 4 =
  16. 16.21 × 4 =
  17. 17.35 × 4 =
  18. 18.9 × 4 =
  19. 19.58 × 4 =
  20. 20.8 × 4 =
  21. 21.32 × 4 =
  22. 22.37 × 4 =
  23. 23.41 × 4 =
  24. 24.27 × 4 =
  25. 25.22 × 4 =
  26. 26.12 × 4 =
  27. 27.45 × 4 =
  28. 28.39 × 4 =
  29. 29.11 × 4 =
  30. 30.29 × 4 =
  31. 31.31 × 4 =
  32. 32.42 × 4 =
  33. 33.20 × 4 =
  34. 34.30 × 4 =
  35. 35.55 × 4 =
  36. 36.56 × 4 =
  37. 37.26 × 4 =
  38. 38.27 × 4 =
  39. 39.52 × 4 =
  40. 40.36 × 4 =

Answer key

  1. 72
  2. 40
  3. 92
  4. 204
  5. 152
  6. 236
  7. 188
  8. 96
  9. 172
  10. 212
  11. 136
  12. 24
  13. 60
  14. 68
  15. 112
  16. 84
  17. 140
  18. 36
  19. 232
  20. 32
  21. 128
  22. 148
  23. 164
  24. 108
  25. 88
  26. 48
  27. 180
  28. 156
  29. 44
  30. 116
  31. 124
  32. 168
  33. 80
  34. 120
  35. 220
  36. 224
  37. 104
  38. 108
  39. 208
  40. 144

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