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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 27 · 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. 2.25 × 4 =
  3. 3.26 × 4 =
  4. 4.18 × 4 =
  5. 5.12 × 4 =
  6. 6.49 × 4 =
  7. 7.53 × 4 =
  8. 8.19 × 4 =
  9. 9.7 × 4 =
  10. 10.23 × 4 =
  11. 11.31 × 4 =
  12. 12.8 × 4 =
  13. 13.32 × 4 =
  14. 14.9 × 4 =
  15. 15.36 × 4 =
  16. 16.55 × 4 =
  17. 17.39 × 4 =
  18. 18.22 × 4 =
  19. 19.52 × 4 =
  20. 20.38 × 4 =
  21. 21.41 × 4 =
  22. 22.20 × 4 =
  23. 23.16 × 4 =
  24. 24.56 × 4 =
  25. 25.15 × 4 =
  26. 26.46 × 4 =
  27. 27.54 × 4 =
  28. 28.13 × 4 =
  29. 29.27 × 4 =
  30. 30.48 × 4 =
  31. 31.28 × 4 =
  32. 32.10 × 4 =
  33. 33.57 × 4 =
  34. 34.30 × 4 =
  35. 35.14 × 4 =
  36. 36.42 × 4 =
  37. 37.33 × 4 =
  38. 38.45 × 4 =
  39. 39.6 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 68
  2. 100
  3. 104
  4. 72
  5. 48
  6. 196
  7. 212
  8. 76
  9. 28
  10. 92
  11. 124
  12. 32
  13. 128
  14. 36
  15. 144
  16. 220
  17. 156
  18. 88
  19. 208
  20. 152
  21. 164
  22. 80
  23. 64
  24. 224
  25. 60
  26. 184
  27. 216
  28. 52
  29. 108
  30. 192
  31. 112
  32. 40
  33. 228
  34. 120
  35. 56
  36. 168
  37. 132
  38. 180
  39. 24
  40. 160

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