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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 233 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.58 × 4 =
  2. 2.16 × 4 =
  3. 3.11 × 4 =
  4. 4.6 × 4 =
  5. 5.46 × 4 =
  6. 6.48 × 4 =
  7. 7.60 × 4 =
  8. 8.7 × 4 =
  9. 9.35 × 4 =
  10. 10.38 × 4 =
  11. 11.26 × 4 =
  12. 12.19 × 4 =
  13. 13.41 × 4 =
  14. 14.22 × 4 =
  15. 15.33 × 4 =
  16. 16.27 × 4 =
  17. 17.44 × 4 =
  18. 18.31 × 4 =
  19. 19.51 × 4 =
  20. 20.42 × 4 =
  21. 21.24 × 4 =
  22. 22.59 × 4 =
  23. 23.25 × 4 =
  24. 24.55 × 4 =
  25. 25.57 × 4 =
  26. 26.45 × 4 =
  27. 27.10 × 4 =
  28. 28.17 × 4 =
  29. 29.36 × 4 =
  30. 30.30 × 4 =
  31. 31.15 × 4 =
  32. 32.21 × 4 =
  33. 33.50 × 4 =
  34. 34.18 × 4 =
  35. 35.49 × 4 =
  36. 36.43 × 4 =
  37. 37.20 × 4 =
  38. 38.53 × 4 =
  39. 39.34 × 4 =
  40. 40.47 × 4 =

Answer key

  1. 232
  2. 64
  3. 44
  4. 24
  5. 184
  6. 192
  7. 240
  8. 28
  9. 140
  10. 152
  11. 104
  12. 76
  13. 164
  14. 88
  15. 132
  16. 108
  17. 176
  18. 124
  19. 204
  20. 168
  21. 96
  22. 236
  23. 100
  24. 220
  25. 228
  26. 180
  27. 40
  28. 68
  29. 144
  30. 120
  31. 60
  32. 84
  33. 200
  34. 72
  35. 196
  36. 172
  37. 80
  38. 212
  39. 136
  40. 188

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