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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 398 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.46 × 4 =
  2. 2.54 × 4 =
  3. 3.34 × 4 =
  4. 4.47 × 4 =
  5. 5.24 × 4 =
  6. 6.59 × 4 =
  7. 7.19 × 4 =
  8. 8.41 × 4 =
  9. 9.22 × 4 =
  10. 10.28 × 4 =
  11. 11.52 × 4 =
  12. 12.18 × 4 =
  13. 13.11 × 4 =
  14. 14.20 × 4 =
  15. 15.21 × 4 =
  16. 16.15 × 4 =
  17. 17.51 × 4 =
  18. 18.58 × 4 =
  19. 19.13 × 4 =
  20. 20.40 × 4 =
  21. 21.53 × 4 =
  22. 22.27 × 4 =
  23. 23.7 × 4 =
  24. 24.14 × 4 =
  25. 25.60 × 4 =
  26. 26.44 × 4 =
  27. 27.30 × 4 =
  28. 28.43 × 4 =
  29. 29.35 × 4 =
  30. 30.16 × 4 =
  31. 31.10 × 4 =
  32. 32.33 × 4 =
  33. 33.6 × 4 =
  34. 34.37 × 4 =
  35. 35.42 × 4 =
  36. 36.12 × 4 =
  37. 37.17 × 4 =
  38. 38.9 × 4 =
  39. 39.32 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 184
  2. 216
  3. 136
  4. 188
  5. 96
  6. 236
  7. 76
  8. 164
  9. 88
  10. 112
  11. 208
  12. 72
  13. 44
  14. 80
  15. 84
  16. 60
  17. 204
  18. 232
  19. 52
  20. 160
  21. 212
  22. 108
  23. 28
  24. 56
  25. 240
  26. 176
  27. 120
  28. 172
  29. 140
  30. 64
  31. 40
  32. 132
  33. 24
  34. 148
  35. 168
  36. 48
  37. 68
  38. 36
  39. 128
  40. 32

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