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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 460 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.33 × 4 =
  3. 3.14 × 4 =
  4. 4.26 × 4 =
  5. 5.28 × 4 =
  6. 6.56 × 4 =
  7. 7.27 × 4 =
  8. 8.30 × 4 =
  9. 9.57 × 4 =
  10. 10.13 × 4 =
  11. 11.41 × 4 =
  12. 12.7 × 4 =
  13. 13.19 × 4 =
  14. 14.35 × 4 =
  15. 15.46 × 4 =
  16. 16.38 × 4 =
  17. 17.59 × 4 =
  18. 18.54 × 4 =
  19. 19.45 × 4 =
  20. 20.22 × 4 =
  21. 21.43 × 4 =
  22. 22.44 × 4 =
  23. 23.40 × 4 =
  24. 24.32 × 4 =
  25. 25.17 × 4 =
  26. 26.21 × 4 =
  27. 27.12 × 4 =
  28. 28.48 × 4 =
  29. 29.39 × 4 =
  30. 30.29 × 4 =
  31. 31.24 × 4 =
  32. 32.37 × 4 =
  33. 33.11 × 4 =
  34. 34.50 × 4 =
  35. 35.42 × 4 =
  36. 36.34 × 4 =
  37. 37.60 × 4 =
  38. 38.6 × 4 =
  39. 39.31 × 4 =
  40. 40.25 × 4 =

Answer key

  1. 208
  2. 132
  3. 56
  4. 104
  5. 112
  6. 224
  7. 108
  8. 120
  9. 228
  10. 52
  11. 164
  12. 28
  13. 76
  14. 140
  15. 184
  16. 152
  17. 236
  18. 216
  19. 180
  20. 88
  21. 172
  22. 176
  23. 160
  24. 128
  25. 68
  26. 84
  27. 48
  28. 192
  29. 156
  30. 116
  31. 96
  32. 148
  33. 44
  34. 200
  35. 168
  36. 136
  37. 240
  38. 24
  39. 124
  40. 100

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