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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 187 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.19 × 4 =
  2. 2.43 × 4 =
  3. 3.32 × 4 =
  4. 4.30 × 4 =
  5. 5.51 × 4 =
  6. 6.46 × 4 =
  7. 7.11 × 4 =
  8. 8.12 × 4 =
  9. 9.17 × 4 =
  10. 10.14 × 4 =
  11. 11.22 × 4 =
  12. 12.20 × 4 =
  13. 13.34 × 4 =
  14. 14.53 × 4 =
  15. 15.52 × 4 =
  16. 16.57 × 4 =
  17. 17.8 × 4 =
  18. 18.26 × 4 =
  19. 19.16 × 4 =
  20. 20.38 × 4 =
  21. 21.15 × 4 =
  22. 22.47 × 4 =
  23. 23.39 × 4 =
  24. 24.25 × 4 =
  25. 25.59 × 4 =
  26. 26.55 × 4 =
  27. 27.18 × 4 =
  28. 28.41 × 4 =
  29. 29.27 × 4 =
  30. 30.40 × 4 =
  31. 31.45 × 4 =
  32. 32.7 × 4 =
  33. 33.36 × 4 =
  34. 34.56 × 4 =
  35. 35.60 × 4 =
  36. 36.48 × 4 =
  37. 37.23 × 4 =
  38. 38.31 × 4 =
  39. 39.54 × 4 =
  40. 40.42 × 4 =

Answer key

  1. 76
  2. 172
  3. 128
  4. 120
  5. 204
  6. 184
  7. 44
  8. 48
  9. 68
  10. 56
  11. 88
  12. 80
  13. 136
  14. 212
  15. 208
  16. 228
  17. 32
  18. 104
  19. 64
  20. 152
  21. 60
  22. 188
  23. 156
  24. 100
  25. 236
  26. 220
  27. 72
  28. 164
  29. 108
  30. 160
  31. 180
  32. 28
  33. 144
  34. 224
  35. 240
  36. 192
  37. 92
  38. 124
  39. 216
  40. 168

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