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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 289 · 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. 2.15 × 4 =
  3. 3.51 × 4 =
  4. 4.13 × 4 =
  5. 5.29 × 4 =
  6. 6.18 × 4 =
  7. 7.58 × 4 =
  8. 8.54 × 4 =
  9. 9.14 × 4 =
  10. 10.17 × 4 =
  11. 11.48 × 4 =
  12. 12.27 × 4 =
  13. 13.59 × 4 =
  14. 14.16 × 4 =
  15. 15.22 × 4 =
  16. 16.12 × 4 =
  17. 17.6 × 4 =
  18. 18.41 × 4 =
  19. 19.21 × 4 =
  20. 20.35 × 4 =
  21. 21.10 × 4 =
  22. 22.34 × 4 =
  23. 23.60 × 4 =
  24. 24.23 × 4 =
  25. 25.55 × 4 =
  26. 26.42 × 4 =
  27. 27.49 × 4 =
  28. 28.38 × 4 =
  29. 29.52 × 4 =
  30. 30.57 × 4 =
  31. 31.45 × 4 =
  32. 32.50 × 4 =
  33. 33.9 × 4 =
  34. 34.43 × 4 =
  35. 35.20 × 4 =
  36. 36.36 × 4 =
  37. 37.28 × 4 =
  38. 38.19 × 4 =
  39. 39.31 × 4 =
  40. 40.30 × 4 =

Answer key

  1. 96
  2. 60
  3. 204
  4. 52
  5. 116
  6. 72
  7. 232
  8. 216
  9. 56
  10. 68
  11. 192
  12. 108
  13. 236
  14. 64
  15. 88
  16. 48
  17. 24
  18. 164
  19. 84
  20. 140
  21. 40
  22. 136
  23. 240
  24. 92
  25. 220
  26. 168
  27. 196
  28. 152
  29. 208
  30. 228
  31. 180
  32. 200
  33. 36
  34. 172
  35. 80
  36. 144
  37. 112
  38. 76
  39. 124
  40. 120

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