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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 683 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.16 × 4 =
  2. 2.40 × 4 =
  3. 3.12 × 4 =
  4. 4.54 × 4 =
  5. 5.57 × 4 =
  6. 6.41 × 4 =
  7. 7.21 × 4 =
  8. 8.38 × 4 =
  9. 9.24 × 4 =
  10. 10.18 × 4 =
  11. 11.59 × 4 =
  12. 12.36 × 4 =
  13. 13.20 × 4 =
  14. 14.45 × 4 =
  15. 15.56 × 4 =
  16. 16.9 × 4 =
  17. 17.58 × 4 =
  18. 18.31 × 4 =
  19. 19.42 × 4 =
  20. 20.27 × 4 =
  21. 21.29 × 4 =
  22. 22.23 × 4 =
  23. 23.52 × 4 =
  24. 24.47 × 4 =
  25. 25.10 × 4 =
  26. 26.7 × 4 =
  27. 27.26 × 4 =
  28. 28.60 × 4 =
  29. 29.34 × 4 =
  30. 30.25 × 4 =
  31. 31.44 × 4 =
  32. 32.8 × 4 =
  33. 33.43 × 4 =
  34. 34.37 × 4 =
  35. 35.39 × 4 =
  36. 36.13 × 4 =
  37. 37.30 × 4 =
  38. 38.32 × 4 =
  39. 39.33 × 4 =
  40. 40.55 × 4 =

Answer key

  1. 64
  2. 160
  3. 48
  4. 216
  5. 228
  6. 164
  7. 84
  8. 152
  9. 96
  10. 72
  11. 236
  12. 144
  13. 80
  14. 180
  15. 224
  16. 36
  17. 232
  18. 124
  19. 168
  20. 108
  21. 116
  22. 92
  23. 208
  24. 188
  25. 40
  26. 28
  27. 104
  28. 240
  29. 136
  30. 100
  31. 176
  32. 32
  33. 172
  34. 148
  35. 156
  36. 52
  37. 120
  38. 128
  39. 132
  40. 220

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