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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 293 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.24 × 4 =
  2. 2.27 × 4 =
  3. 3.19 × 4 =
  4. 4.41 × 4 =
  5. 5.35 × 4 =
  6. 6.58 × 4 =
  7. 7.14 × 4 =
  8. 8.47 × 4 =
  9. 9.23 × 4 =
  10. 10.18 × 4 =
  11. 11.8 × 4 =
  12. 12.33 × 4 =
  13. 13.54 × 4 =
  14. 14.49 × 4 =
  15. 15.17 × 4 =
  16. 16.16 × 4 =
  17. 17.13 × 4 =
  18. 18.44 × 4 =
  19. 19.60 × 4 =
  20. 20.56 × 4 =
  21. 21.21 × 4 =
  22. 22.11 × 4 =
  23. 23.26 × 4 =
  24. 24.7 × 4 =
  25. 25.10 × 4 =
  26. 26.57 × 4 =
  27. 27.55 × 4 =
  28. 28.51 × 4 =
  29. 29.9 × 4 =
  30. 30.28 × 4 =
  31. 31.20 × 4 =
  32. 32.37 × 4 =
  33. 33.45 × 4 =
  34. 34.36 × 4 =
  35. 35.43 × 4 =
  36. 36.22 × 4 =
  37. 37.25 × 4 =
  38. 38.34 × 4 =
  39. 39.30 × 4 =
  40. 40.46 × 4 =

Answer key

  1. 96
  2. 108
  3. 76
  4. 164
  5. 140
  6. 232
  7. 56
  8. 188
  9. 92
  10. 72
  11. 32
  12. 132
  13. 216
  14. 196
  15. 68
  16. 64
  17. 52
  18. 176
  19. 240
  20. 224
  21. 84
  22. 44
  23. 104
  24. 28
  25. 40
  26. 228
  27. 220
  28. 204
  29. 36
  30. 112
  31. 80
  32. 148
  33. 180
  34. 144
  35. 172
  36. 88
  37. 100
  38. 136
  39. 120
  40. 184

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