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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 67 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.49 × 4 =
  2. 2.55 × 4 =
  3. 3.53 × 4 =
  4. 4.44 × 4 =
  5. 5.59 × 4 =
  6. 6.12 × 4 =
  7. 7.29 × 4 =
  8. 8.7 × 4 =
  9. 9.8 × 4 =
  10. 10.46 × 4 =
  11. 11.24 × 4 =
  12. 12.51 × 4 =
  13. 13.40 × 4 =
  14. 14.56 × 4 =
  15. 15.25 × 4 =
  16. 16.10 × 4 =
  17. 17.28 × 4 =
  18. 18.14 × 4 =
  19. 19.43 × 4 =
  20. 20.13 × 4 =
  21. 21.32 × 4 =
  22. 22.60 × 4 =
  23. 23.39 × 4 =
  24. 24.54 × 4 =
  25. 25.20 × 4 =
  26. 26.33 × 4 =
  27. 27.35 × 4 =
  28. 28.27 × 4 =
  29. 29.23 × 4 =
  30. 30.36 × 4 =
  31. 31.18 × 4 =
  32. 32.34 × 4 =
  33. 33.6 × 4 =
  34. 34.15 × 4 =
  35. 35.52 × 4 =
  36. 36.37 × 4 =
  37. 37.11 × 4 =
  38. 38.50 × 4 =
  39. 39.19 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 196
  2. 220
  3. 212
  4. 176
  5. 236
  6. 48
  7. 116
  8. 28
  9. 32
  10. 184
  11. 96
  12. 204
  13. 160
  14. 224
  15. 100
  16. 40
  17. 112
  18. 56
  19. 172
  20. 52
  21. 128
  22. 240
  23. 156
  24. 216
  25. 80
  26. 132
  27. 140
  28. 108
  29. 92
  30. 144
  31. 72
  32. 136
  33. 24
  34. 60
  35. 208
  36. 148
  37. 44
  38. 200
  39. 76
  40. 68

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