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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 505 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.16 × 4 =
  3. 3.39 × 4 =
  4. 4.48 × 4 =
  5. 5.19 × 4 =
  6. 6.41 × 4 =
  7. 7.14 × 4 =
  8. 8.9 × 4 =
  9. 9.44 × 4 =
  10. 10.15 × 4 =
  11. 11.55 × 4 =
  12. 12.6 × 4 =
  13. 13.33 × 4 =
  14. 14.20 × 4 =
  15. 15.28 × 4 =
  16. 16.35 × 4 =
  17. 17.12 × 4 =
  18. 18.46 × 4 =
  19. 19.37 × 4 =
  20. 20.30 × 4 =
  21. 21.51 × 4 =
  22. 22.27 × 4 =
  23. 23.47 × 4 =
  24. 24.11 × 4 =
  25. 25.43 × 4 =
  26. 26.22 × 4 =
  27. 27.58 × 4 =
  28. 28.59 × 4 =
  29. 29.53 × 4 =
  30. 30.17 × 4 =
  31. 31.10 × 4 =
  32. 32.45 × 4 =
  33. 33.50 × 4 =
  34. 34.7 × 4 =
  35. 35.60 × 4 =
  36. 36.24 × 4 =
  37. 37.57 × 4 =
  38. 38.13 × 4 =
  39. 39.54 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 32
  2. 64
  3. 156
  4. 192
  5. 76
  6. 164
  7. 56
  8. 36
  9. 176
  10. 60
  11. 220
  12. 24
  13. 132
  14. 80
  15. 112
  16. 140
  17. 48
  18. 184
  19. 148
  20. 120
  21. 204
  22. 108
  23. 188
  24. 44
  25. 172
  26. 88
  27. 232
  28. 236
  29. 212
  30. 68
  31. 40
  32. 180
  33. 200
  34. 28
  35. 240
  36. 96
  37. 228
  38. 52
  39. 216
  40. 160

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