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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 986 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.37 × 4 =
  3. 3.41 × 4 =
  4. 4.18 × 4 =
  5. 5.11 × 4 =
  6. 6.13 × 4 =
  7. 7.60 × 4 =
  8. 8.20 × 4 =
  9. 9.50 × 4 =
  10. 10.19 × 4 =
  11. 11.58 × 4 =
  12. 12.16 × 4 =
  13. 13.33 × 4 =
  14. 14.22 × 4 =
  15. 15.36 × 4 =
  16. 16.8 × 4 =
  17. 17.21 × 4 =
  18. 18.42 × 4 =
  19. 19.26 × 4 =
  20. 20.23 × 4 =
  21. 21.57 × 4 =
  22. 22.53 × 4 =
  23. 23.14 × 4 =
  24. 24.30 × 4 =
  25. 25.43 × 4 =
  26. 26.10 × 4 =
  27. 27.28 × 4 =
  28. 28.31 × 4 =
  29. 29.29 × 4 =
  30. 30.38 × 4 =
  31. 31.45 × 4 =
  32. 32.32 × 4 =
  33. 33.24 × 4 =
  34. 34.52 × 4 =
  35. 35.56 × 4 =
  36. 36.34 × 4 =
  37. 37.25 × 4 =
  38. 38.27 × 4 =
  39. 39.51 × 4 =
  40. 40.39 × 4 =

Answer key

  1. 24
  2. 148
  3. 164
  4. 72
  5. 44
  6. 52
  7. 240
  8. 80
  9. 200
  10. 76
  11. 232
  12. 64
  13. 132
  14. 88
  15. 144
  16. 32
  17. 84
  18. 168
  19. 104
  20. 92
  21. 228
  22. 212
  23. 56
  24. 120
  25. 172
  26. 40
  27. 112
  28. 124
  29. 116
  30. 152
  31. 180
  32. 128
  33. 96
  34. 208
  35. 224
  36. 136
  37. 100
  38. 108
  39. 204
  40. 156

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