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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 973 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.10 × 4 =
  2. 2.52 × 4 =
  3. 3.35 × 4 =
  4. 4.53 × 4 =
  5. 5.45 × 4 =
  6. 6.50 × 4 =
  7. 7.17 × 4 =
  8. 8.32 × 4 =
  9. 9.7 × 4 =
  10. 10.20 × 4 =
  11. 11.13 × 4 =
  12. 12.39 × 4 =
  13. 13.38 × 4 =
  14. 14.51 × 4 =
  15. 15.25 × 4 =
  16. 16.8 × 4 =
  17. 17.58 × 4 =
  18. 18.15 × 4 =
  19. 19.29 × 4 =
  20. 20.24 × 4 =
  21. 21.21 × 4 =
  22. 22.40 × 4 =
  23. 23.55 × 4 =
  24. 24.26 × 4 =
  25. 25.37 × 4 =
  26. 26.44 × 4 =
  27. 27.12 × 4 =
  28. 28.34 × 4 =
  29. 29.19 × 4 =
  30. 30.41 × 4 =
  31. 31.6 × 4 =
  32. 32.33 × 4 =
  33. 33.27 × 4 =
  34. 34.31 × 4 =
  35. 35.36 × 4 =
  36. 36.42 × 4 =
  37. 37.57 × 4 =
  38. 38.59 × 4 =
  39. 39.54 × 4 =
  40. 40.11 × 4 =

Answer key

  1. 40
  2. 208
  3. 140
  4. 212
  5. 180
  6. 200
  7. 68
  8. 128
  9. 28
  10. 80
  11. 52
  12. 156
  13. 152
  14. 204
  15. 100
  16. 32
  17. 232
  18. 60
  19. 116
  20. 96
  21. 84
  22. 160
  23. 220
  24. 104
  25. 148
  26. 176
  27. 48
  28. 136
  29. 76
  30. 164
  31. 24
  32. 132
  33. 108
  34. 124
  35. 144
  36. 168
  37. 228
  38. 236
  39. 216
  40. 44

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