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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 984 · 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. 2.8 × 4 =
  3. 3.44 × 4 =
  4. 4.45 × 4 =
  5. 5.53 × 4 =
  6. 6.27 × 4 =
  7. 7.32 × 4 =
  8. 8.10 × 4 =
  9. 9.17 × 4 =
  10. 10.30 × 4 =
  11. 11.36 × 4 =
  12. 12.60 × 4 =
  13. 13.14 × 4 =
  14. 14.43 × 4 =
  15. 15.56 × 4 =
  16. 16.13 × 4 =
  17. 17.58 × 4 =
  18. 18.21 × 4 =
  19. 19.49 × 4 =
  20. 20.40 × 4 =
  21. 21.38 × 4 =
  22. 22.26 × 4 =
  23. 23.41 × 4 =
  24. 24.22 × 4 =
  25. 25.28 × 4 =
  26. 26.19 × 4 =
  27. 27.51 × 4 =
  28. 28.34 × 4 =
  29. 29.9 × 4 =
  30. 30.31 × 4 =
  31. 31.23 × 4 =
  32. 32.20 × 4 =
  33. 33.24 × 4 =
  34. 34.54 × 4 =
  35. 35.25 × 4 =
  36. 36.35 × 4 =
  37. 37.39 × 4 =
  38. 38.47 × 4 =
  39. 39.59 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 24
  2. 32
  3. 176
  4. 180
  5. 212
  6. 108
  7. 128
  8. 40
  9. 68
  10. 120
  11. 144
  12. 240
  13. 56
  14. 172
  15. 224
  16. 52
  17. 232
  18. 84
  19. 196
  20. 160
  21. 152
  22. 104
  23. 164
  24. 88
  25. 112
  26. 76
  27. 204
  28. 136
  29. 36
  30. 124
  31. 92
  32. 80
  33. 96
  34. 216
  35. 100
  36. 140
  37. 156
  38. 188
  39. 236
  40. 72

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