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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 167 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.50 × 4 =
  3. 3.20 × 4 =
  4. 4.24 × 4 =
  5. 5.59 × 4 =
  6. 6.38 × 4 =
  7. 7.21 × 4 =
  8. 8.43 × 4 =
  9. 9.58 × 4 =
  10. 10.39 × 4 =
  11. 11.28 × 4 =
  12. 12.6 × 4 =
  13. 13.54 × 4 =
  14. 14.49 × 4 =
  15. 15.31 × 4 =
  16. 16.14 × 4 =
  17. 17.35 × 4 =
  18. 18.42 × 4 =
  19. 19.26 × 4 =
  20. 20.36 × 4 =
  21. 21.13 × 4 =
  22. 22.34 × 4 =
  23. 23.19 × 4 =
  24. 24.9 × 4 =
  25. 25.16 × 4 =
  26. 26.8 × 4 =
  27. 27.27 × 4 =
  28. 28.30 × 4 =
  29. 29.37 × 4 =
  30. 30.52 × 4 =
  31. 31.32 × 4 =
  32. 32.60 × 4 =
  33. 33.11 × 4 =
  34. 34.23 × 4 =
  35. 35.29 × 4 =
  36. 36.57 × 4 =
  37. 37.22 × 4 =
  38. 38.56 × 4 =
  39. 39.17 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 48
  2. 200
  3. 80
  4. 96
  5. 236
  6. 152
  7. 84
  8. 172
  9. 232
  10. 156
  11. 112
  12. 24
  13. 216
  14. 196
  15. 124
  16. 56
  17. 140
  18. 168
  19. 104
  20. 144
  21. 52
  22. 136
  23. 76
  24. 36
  25. 64
  26. 32
  27. 108
  28. 120
  29. 148
  30. 208
  31. 128
  32. 240
  33. 44
  34. 92
  35. 116
  36. 228
  37. 88
  38. 224
  39. 68
  40. 72

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