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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 493 · 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. 2.28 × 4 =
  3. 3.35 × 4 =
  4. 4.6 × 4 =
  5. 5.13 × 4 =
  6. 6.59 × 4 =
  7. 7.21 × 4 =
  8. 8.46 × 4 =
  9. 9.50 × 4 =
  10. 10.38 × 4 =
  11. 11.8 × 4 =
  12. 12.42 × 4 =
  13. 13.12 × 4 =
  14. 14.51 × 4 =
  15. 15.31 × 4 =
  16. 16.33 × 4 =
  17. 17.7 × 4 =
  18. 18.60 × 4 =
  19. 19.26 × 4 =
  20. 20.34 × 4 =
  21. 21.43 × 4 =
  22. 22.19 × 4 =
  23. 23.37 × 4 =
  24. 24.49 × 4 =
  25. 25.58 × 4 =
  26. 26.10 × 4 =
  27. 27.18 × 4 =
  28. 28.15 × 4 =
  29. 29.47 × 4 =
  30. 30.24 × 4 =
  31. 31.36 × 4 =
  32. 32.53 × 4 =
  33. 33.54 × 4 =
  34. 34.16 × 4 =
  35. 35.14 × 4 =
  36. 36.29 × 4 =
  37. 37.23 × 4 =
  38. 38.20 × 4 =
  39. 39.17 × 4 =
  40. 40.41 × 4 =

Answer key

  1. 220
  2. 112
  3. 140
  4. 24
  5. 52
  6. 236
  7. 84
  8. 184
  9. 200
  10. 152
  11. 32
  12. 168
  13. 48
  14. 204
  15. 124
  16. 132
  17. 28
  18. 240
  19. 104
  20. 136
  21. 172
  22. 76
  23. 148
  24. 196
  25. 232
  26. 40
  27. 72
  28. 60
  29. 188
  30. 96
  31. 144
  32. 212
  33. 216
  34. 64
  35. 56
  36. 116
  37. 92
  38. 80
  39. 68
  40. 164

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