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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 690 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.16 × 4 =
  3. 3.15 × 4 =
  4. 4.28 × 4 =
  5. 5.37 × 4 =
  6. 6.36 × 4 =
  7. 7.12 × 4 =
  8. 8.40 × 4 =
  9. 9.18 × 4 =
  10. 10.17 × 4 =
  11. 11.56 × 4 =
  12. 12.7 × 4 =
  13. 13.51 × 4 =
  14. 14.50 × 4 =
  15. 15.21 × 4 =
  16. 16.29 × 4 =
  17. 17.39 × 4 =
  18. 18.32 × 4 =
  19. 19.49 × 4 =
  20. 20.38 × 4 =
  21. 21.11 × 4 =
  22. 22.58 × 4 =
  23. 23.53 × 4 =
  24. 24.41 × 4 =
  25. 25.54 × 4 =
  26. 26.25 × 4 =
  27. 27.46 × 4 =
  28. 28.20 × 4 =
  29. 29.47 × 4 =
  30. 30.6 × 4 =
  31. 31.43 × 4 =
  32. 32.35 × 4 =
  33. 33.60 × 4 =
  34. 34.14 × 4 =
  35. 35.42 × 4 =
  36. 36.13 × 4 =
  37. 37.24 × 4 =
  38. 38.22 × 4 =
  39. 39.27 × 4 =
  40. 40.52 × 4 =

Answer key

  1. 32
  2. 64
  3. 60
  4. 112
  5. 148
  6. 144
  7. 48
  8. 160
  9. 72
  10. 68
  11. 224
  12. 28
  13. 204
  14. 200
  15. 84
  16. 116
  17. 156
  18. 128
  19. 196
  20. 152
  21. 44
  22. 232
  23. 212
  24. 164
  25. 216
  26. 100
  27. 184
  28. 80
  29. 188
  30. 24
  31. 172
  32. 140
  33. 240
  34. 56
  35. 168
  36. 52
  37. 96
  38. 88
  39. 108
  40. 208

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