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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 510 · 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. 2.38 × 4 =
  3. 3.25 × 4 =
  4. 4.35 × 4 =
  5. 5.58 × 4 =
  6. 6.36 × 4 =
  7. 7.41 × 4 =
  8. 8.6 × 4 =
  9. 9.39 × 4 =
  10. 10.8 × 4 =
  11. 11.22 × 4 =
  12. 12.56 × 4 =
  13. 13.30 × 4 =
  14. 14.21 × 4 =
  15. 15.40 × 4 =
  16. 16.42 × 4 =
  17. 17.59 × 4 =
  18. 18.47 × 4 =
  19. 19.50 × 4 =
  20. 20.11 × 4 =
  21. 21.49 × 4 =
  22. 22.27 × 4 =
  23. 23.53 × 4 =
  24. 24.55 × 4 =
  25. 25.60 × 4 =
  26. 26.46 × 4 =
  27. 27.28 × 4 =
  28. 28.10 × 4 =
  29. 29.24 × 4 =
  30. 30.13 × 4 =
  31. 31.18 × 4 =
  32. 32.31 × 4 =
  33. 33.9 × 4 =
  34. 34.45 × 4 =
  35. 35.17 × 4 =
  36. 36.23 × 4 =
  37. 37.16 × 4 =
  38. 38.19 × 4 =
  39. 39.12 × 4 =
  40. 40.21 × 4 =

Answer key

  1. 56
  2. 152
  3. 100
  4. 140
  5. 232
  6. 144
  7. 164
  8. 24
  9. 156
  10. 32
  11. 88
  12. 224
  13. 120
  14. 84
  15. 160
  16. 168
  17. 236
  18. 188
  19. 200
  20. 44
  21. 196
  22. 108
  23. 212
  24. 220
  25. 240
  26. 184
  27. 112
  28. 40
  29. 96
  30. 52
  31. 72
  32. 124
  33. 36
  34. 180
  35. 68
  36. 92
  37. 64
  38. 76
  39. 48
  40. 84

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks