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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 542 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.14 × 4 =
  2. 2.13 × 4 =
  3. 3.50 × 4 =
  4. 4.58 × 4 =
  5. 5.37 × 4 =
  6. 6.38 × 4 =
  7. 7.18 × 4 =
  8. 8.46 × 4 =
  9. 9.57 × 4 =
  10. 10.30 × 4 =
  11. 11.51 × 4 =
  12. 12.52 × 4 =
  13. 13.12 × 4 =
  14. 14.6 × 4 =
  15. 15.7 × 4 =
  16. 16.41 × 4 =
  17. 17.40 × 4 =
  18. 18.23 × 4 =
  19. 19.17 × 4 =
  20. 20.60 × 4 =
  21. 21.24 × 4 =
  22. 22.55 × 4 =
  23. 23.34 × 4 =
  24. 24.11 × 4 =
  25. 25.15 × 4 =
  26. 26.21 × 4 =
  27. 27.8 × 4 =
  28. 28.43 × 4 =
  29. 29.54 × 4 =
  30. 30.29 × 4 =
  31. 31.32 × 4 =
  32. 32.59 × 4 =
  33. 33.9 × 4 =
  34. 34.31 × 4 =
  35. 35.36 × 4 =
  36. 36.56 × 4 =
  37. 37.16 × 4 =
  38. 38.45 × 4 =
  39. 39.39 × 4 =
  40. 40.19 × 4 =

Answer key

  1. 56
  2. 52
  3. 200
  4. 232
  5. 148
  6. 152
  7. 72
  8. 184
  9. 228
  10. 120
  11. 204
  12. 208
  13. 48
  14. 24
  15. 28
  16. 164
  17. 160
  18. 92
  19. 68
  20. 240
  21. 96
  22. 220
  23. 136
  24. 44
  25. 60
  26. 84
  27. 32
  28. 172
  29. 216
  30. 116
  31. 128
  32. 236
  33. 36
  34. 124
  35. 144
  36. 224
  37. 64
  38. 180
  39. 156
  40. 76

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