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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 201 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.54 × 4 =
  2. 2.35 × 4 =
  3. 3.25 × 4 =
  4. 4.30 × 4 =
  5. 5.43 × 4 =
  6. 6.37 × 4 =
  7. 7.18 × 4 =
  8. 8.20 × 4 =
  9. 9.33 × 4 =
  10. 10.60 × 4 =
  11. 11.15 × 4 =
  12. 12.26 × 4 =
  13. 13.31 × 4 =
  14. 14.22 × 4 =
  15. 15.21 × 4 =
  16. 16.42 × 4 =
  17. 17.48 × 4 =
  18. 18.8 × 4 =
  19. 19.44 × 4 =
  20. 20.59 × 4 =
  21. 21.14 × 4 =
  22. 22.12 × 4 =
  23. 23.32 × 4 =
  24. 24.52 × 4 =
  25. 25.34 × 4 =
  26. 26.38 × 4 =
  27. 27.23 × 4 =
  28. 28.47 × 4 =
  29. 29.11 × 4 =
  30. 30.17 × 4 =
  31. 31.55 × 4 =
  32. 32.24 × 4 =
  33. 33.28 × 4 =
  34. 34.56 × 4 =
  35. 35.10 × 4 =
  36. 36.39 × 4 =
  37. 37.36 × 4 =
  38. 38.7 × 4 =
  39. 39.19 × 4 =
  40. 40.27 × 4 =

Answer key

  1. 216
  2. 140
  3. 100
  4. 120
  5. 172
  6. 148
  7. 72
  8. 80
  9. 132
  10. 240
  11. 60
  12. 104
  13. 124
  14. 88
  15. 84
  16. 168
  17. 192
  18. 32
  19. 176
  20. 236
  21. 56
  22. 48
  23. 128
  24. 208
  25. 136
  26. 152
  27. 92
  28. 188
  29. 44
  30. 68
  31. 220
  32. 96
  33. 112
  34. 224
  35. 40
  36. 156
  37. 144
  38. 28
  39. 76
  40. 108

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