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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 451 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.22 × 4 =
  2. 2.7 × 4 =
  3. 3.10 × 4 =
  4. 4.19 × 4 =
  5. 5.15 × 4 =
  6. 6.59 × 4 =
  7. 7.60 × 4 =
  8. 8.50 × 4 =
  9. 9.51 × 4 =
  10. 10.9 × 4 =
  11. 11.46 × 4 =
  12. 12.20 × 4 =
  13. 13.38 × 4 =
  14. 14.17 × 4 =
  15. 15.12 × 4 =
  16. 16.39 × 4 =
  17. 17.28 × 4 =
  18. 18.42 × 4 =
  19. 19.24 × 4 =
  20. 20.43 × 4 =
  21. 21.33 × 4 =
  22. 22.30 × 4 =
  23. 23.6 × 4 =
  24. 24.26 × 4 =
  25. 25.27 × 4 =
  26. 26.52 × 4 =
  27. 27.29 × 4 =
  28. 28.21 × 4 =
  29. 29.55 × 4 =
  30. 30.56 × 4 =
  31. 31.16 × 4 =
  32. 32.45 × 4 =
  33. 33.48 × 4 =
  34. 34.54 × 4 =
  35. 35.37 × 4 =
  36. 36.34 × 4 =
  37. 37.35 × 4 =
  38. 38.13 × 4 =
  39. 39.40 × 4 =
  40. 40.53 × 4 =

Answer key

  1. 88
  2. 28
  3. 40
  4. 76
  5. 60
  6. 236
  7. 240
  8. 200
  9. 204
  10. 36
  11. 184
  12. 80
  13. 152
  14. 68
  15. 48
  16. 156
  17. 112
  18. 168
  19. 96
  20. 172
  21. 132
  22. 120
  23. 24
  24. 104
  25. 108
  26. 208
  27. 116
  28. 84
  29. 220
  30. 224
  31. 64
  32. 180
  33. 192
  34. 216
  35. 148
  36. 136
  37. 140
  38. 52
  39. 160
  40. 212

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