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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 656 · 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. 2.47 × 4 =
  3. 3.9 × 4 =
  4. 4.49 × 4 =
  5. 5.30 × 4 =
  6. 6.42 × 4 =
  7. 7.20 × 4 =
  8. 8.56 × 4 =
  9. 9.10 × 4 =
  10. 10.50 × 4 =
  11. 11.34 × 4 =
  12. 12.24 × 4 =
  13. 13.27 × 4 =
  14. 14.12 × 4 =
  15. 15.13 × 4 =
  16. 16.16 × 4 =
  17. 17.44 × 4 =
  18. 18.35 × 4 =
  19. 19.45 × 4 =
  20. 20.55 × 4 =
  21. 21.38 × 4 =
  22. 22.40 × 4 =
  23. 23.8 × 4 =
  24. 24.58 × 4 =
  25. 25.36 × 4 =
  26. 26.15 × 4 =
  27. 27.6 × 4 =
  28. 28.54 × 4 =
  29. 29.14 × 4 =
  30. 30.22 × 4 =
  31. 31.11 × 4 =
  32. 32.17 × 4 =
  33. 33.51 × 4 =
  34. 34.48 × 4 =
  35. 35.46 × 4 =
  36. 36.32 × 4 =
  37. 37.31 × 4 =
  38. 38.19 × 4 =
  39. 39.43 × 4 =
  40. 40.21 × 4 =

Answer key

  1. 208
  2. 188
  3. 36
  4. 196
  5. 120
  6. 168
  7. 80
  8. 224
  9. 40
  10. 200
  11. 136
  12. 96
  13. 108
  14. 48
  15. 52
  16. 64
  17. 176
  18. 140
  19. 180
  20. 220
  21. 152
  22. 160
  23. 32
  24. 232
  25. 144
  26. 60
  27. 24
  28. 216
  29. 56
  30. 88
  31. 44
  32. 68
  33. 204
  34. 192
  35. 184
  36. 128
  37. 124
  38. 76
  39. 172
  40. 84

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