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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 203 · 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. 2.39 × 4 =
  3. 3.52 × 4 =
  4. 4.29 × 4 =
  5. 5.26 × 4 =
  6. 6.8 × 4 =
  7. 7.57 × 4 =
  8. 8.59 × 4 =
  9. 9.44 × 4 =
  10. 10.18 × 4 =
  11. 11.53 × 4 =
  12. 12.43 × 4 =
  13. 13.58 × 4 =
  14. 14.13 × 4 =
  15. 15.47 × 4 =
  16. 16.56 × 4 =
  17. 17.36 × 4 =
  18. 18.6 × 4 =
  19. 19.55 × 4 =
  20. 20.41 × 4 =
  21. 21.49 × 4 =
  22. 22.34 × 4 =
  23. 23.28 × 4 =
  24. 24.9 × 4 =
  25. 25.31 × 4 =
  26. 26.60 × 4 =
  27. 27.21 × 4 =
  28. 28.35 × 4 =
  29. 29.19 × 4 =
  30. 30.46 × 4 =
  31. 31.27 × 4 =
  32. 32.12 × 4 =
  33. 33.16 × 4 =
  34. 34.24 × 4 =
  35. 35.33 × 4 =
  36. 36.30 × 4 =
  37. 37.42 × 4 =
  38. 38.23 × 4 =
  39. 39.54 × 4 =
  40. 40.15 × 4 =

Answer key

  1. 56
  2. 156
  3. 208
  4. 116
  5. 104
  6. 32
  7. 228
  8. 236
  9. 176
  10. 72
  11. 212
  12. 172
  13. 232
  14. 52
  15. 188
  16. 224
  17. 144
  18. 24
  19. 220
  20. 164
  21. 196
  22. 136
  23. 112
  24. 36
  25. 124
  26. 240
  27. 84
  28. 140
  29. 76
  30. 184
  31. 108
  32. 48
  33. 64
  34. 96
  35. 132
  36. 120
  37. 168
  38. 92
  39. 216
  40. 60

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