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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 971 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.39 × 4 =
  3. 3.21 × 4 =
  4. 4.19 × 4 =
  5. 5.36 × 4 =
  6. 6.44 × 4 =
  7. 7.51 × 4 =
  8. 8.28 × 4 =
  9. 9.34 × 4 =
  10. 10.29 × 4 =
  11. 11.59 × 4 =
  12. 12.22 × 4 =
  13. 13.27 × 4 =
  14. 14.57 × 4 =
  15. 15.33 × 4 =
  16. 16.16 × 4 =
  17. 17.35 × 4 =
  18. 18.25 × 4 =
  19. 19.31 × 4 =
  20. 20.6 × 4 =
  21. 21.32 × 4 =
  22. 22.37 × 4 =
  23. 23.43 × 4 =
  24. 24.24 × 4 =
  25. 25.20 × 4 =
  26. 26.26 × 4 =
  27. 27.40 × 4 =
  28. 28.53 × 4 =
  29. 29.54 × 4 =
  30. 30.46 × 4 =
  31. 31.60 × 4 =
  32. 32.10 × 4 =
  33. 33.58 × 4 =
  34. 34.30 × 4 =
  35. 35.38 × 4 =
  36. 36.12 × 4 =
  37. 37.47 × 4 =
  38. 38.8 × 4 =
  39. 39.41 × 4 =
  40. 40.14 × 4 =

Answer key

  1. 208
  2. 156
  3. 84
  4. 76
  5. 144
  6. 176
  7. 204
  8. 112
  9. 136
  10. 116
  11. 236
  12. 88
  13. 108
  14. 228
  15. 132
  16. 64
  17. 140
  18. 100
  19. 124
  20. 24
  21. 128
  22. 148
  23. 172
  24. 96
  25. 80
  26. 104
  27. 160
  28. 212
  29. 216
  30. 184
  31. 240
  32. 40
  33. 232
  34. 120
  35. 152
  36. 48
  37. 188
  38. 32
  39. 164
  40. 56

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