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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 932 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.44 × 4 =
  2. 2.52 × 4 =
  3. 3.60 × 4 =
  4. 4.27 × 4 =
  5. 5.48 × 4 =
  6. 6.24 × 4 =
  7. 7.16 × 4 =
  8. 8.50 × 4 =
  9. 9.43 × 4 =
  10. 10.58 × 4 =
  11. 11.23 × 4 =
  12. 12.15 × 4 =
  13. 13.9 × 4 =
  14. 14.51 × 4 =
  15. 15.47 × 4 =
  16. 16.33 × 4 =
  17. 17.8 × 4 =
  18. 18.55 × 4 =
  19. 19.37 × 4 =
  20. 20.12 × 4 =
  21. 21.35 × 4 =
  22. 22.6 × 4 =
  23. 23.11 × 4 =
  24. 24.31 × 4 =
  25. 25.26 × 4 =
  26. 26.57 × 4 =
  27. 27.34 × 4 =
  28. 28.54 × 4 =
  29. 29.13 × 4 =
  30. 30.28 × 4 =
  31. 31.17 × 4 =
  32. 32.39 × 4 =
  33. 33.49 × 4 =
  34. 34.29 × 4 =
  35. 35.20 × 4 =
  36. 36.21 × 4 =
  37. 37.22 × 4 =
  38. 38.30 × 4 =
  39. 39.46 × 4 =
  40. 40.32 × 4 =

Answer key

  1. 176
  2. 208
  3. 240
  4. 108
  5. 192
  6. 96
  7. 64
  8. 200
  9. 172
  10. 232
  11. 92
  12. 60
  13. 36
  14. 204
  15. 188
  16. 132
  17. 32
  18. 220
  19. 148
  20. 48
  21. 140
  22. 24
  23. 44
  24. 124
  25. 104
  26. 228
  27. 136
  28. 216
  29. 52
  30. 112
  31. 68
  32. 156
  33. 196
  34. 116
  35. 80
  36. 84
  37. 88
  38. 120
  39. 184
  40. 128

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