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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 450 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.30 × 4 =
  2. 2.29 × 4 =
  3. 3.51 × 4 =
  4. 4.18 × 4 =
  5. 5.6 × 4 =
  6. 6.52 × 4 =
  7. 7.59 × 4 =
  8. 8.45 × 4 =
  9. 9.37 × 4 =
  10. 10.39 × 4 =
  11. 11.22 × 4 =
  12. 12.32 × 4 =
  13. 13.50 × 4 =
  14. 14.54 × 4 =
  15. 15.10 × 4 =
  16. 16.19 × 4 =
  17. 17.40 × 4 =
  18. 18.11 × 4 =
  19. 19.27 × 4 =
  20. 20.53 × 4 =
  21. 21.13 × 4 =
  22. 22.33 × 4 =
  23. 23.43 × 4 =
  24. 24.14 × 4 =
  25. 25.60 × 4 =
  26. 26.7 × 4 =
  27. 27.42 × 4 =
  28. 28.23 × 4 =
  29. 29.55 × 4 =
  30. 30.24 × 4 =
  31. 31.31 × 4 =
  32. 32.35 × 4 =
  33. 33.25 × 4 =
  34. 34.58 × 4 =
  35. 35.48 × 4 =
  36. 36.49 × 4 =
  37. 37.36 × 4 =
  38. 38.12 × 4 =
  39. 39.20 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 120
  2. 116
  3. 204
  4. 72
  5. 24
  6. 208
  7. 236
  8. 180
  9. 148
  10. 156
  11. 88
  12. 128
  13. 200
  14. 216
  15. 40
  16. 76
  17. 160
  18. 44
  19. 108
  20. 212
  21. 52
  22. 132
  23. 172
  24. 56
  25. 240
  26. 28
  27. 168
  28. 92
  29. 220
  30. 96
  31. 124
  32. 140
  33. 100
  34. 232
  35. 192
  36. 196
  37. 144
  38. 48
  39. 80
  40. 68

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