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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 740 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.17 × 4 =
  2. 2.11 × 4 =
  3. 3.20 × 4 =
  4. 4.51 × 4 =
  5. 5.12 × 4 =
  6. 6.26 × 4 =
  7. 7.49 × 4 =
  8. 8.9 × 4 =
  9. 9.45 × 4 =
  10. 10.38 × 4 =
  11. 11.39 × 4 =
  12. 12.33 × 4 =
  13. 13.48 × 4 =
  14. 14.41 × 4 =
  15. 15.19 × 4 =
  16. 16.60 × 4 =
  17. 17.30 × 4 =
  18. 18.57 × 4 =
  19. 19.14 × 4 =
  20. 20.40 × 4 =
  21. 21.55 × 4 =
  22. 22.13 × 4 =
  23. 23.21 × 4 =
  24. 24.53 × 4 =
  25. 25.56 × 4 =
  26. 26.42 × 4 =
  27. 27.47 × 4 =
  28. 28.37 × 4 =
  29. 29.16 × 4 =
  30. 30.22 × 4 =
  31. 31.58 × 4 =
  32. 32.35 × 4 =
  33. 33.54 × 4 =
  34. 34.18 × 4 =
  35. 35.6 × 4 =
  36. 36.31 × 4 =
  37. 37.15 × 4 =
  38. 38.8 × 4 =
  39. 39.24 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 68
  2. 44
  3. 80
  4. 204
  5. 48
  6. 104
  7. 196
  8. 36
  9. 180
  10. 152
  11. 156
  12. 132
  13. 192
  14. 164
  15. 76
  16. 240
  17. 120
  18. 228
  19. 56
  20. 160
  21. 220
  22. 52
  23. 84
  24. 212
  25. 224
  26. 168
  27. 188
  28. 148
  29. 64
  30. 88
  31. 232
  32. 140
  33. 216
  34. 72
  35. 24
  36. 124
  37. 60
  38. 32
  39. 96
  40. 236

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