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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 625 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.56 × 4 =
  3. 3.18 × 4 =
  4. 4.50 × 4 =
  5. 5.42 × 4 =
  6. 6.24 × 4 =
  7. 7.22 × 4 =
  8. 8.6 × 4 =
  9. 9.43 × 4 =
  10. 10.60 × 4 =
  11. 11.15 × 4 =
  12. 12.19 × 4 =
  13. 13.40 × 4 =
  14. 14.11 × 4 =
  15. 15.57 × 4 =
  16. 16.12 × 4 =
  17. 17.49 × 4 =
  18. 18.30 × 4 =
  19. 19.8 × 4 =
  20. 20.31 × 4 =
  21. 21.53 × 4 =
  22. 22.32 × 4 =
  23. 23.35 × 4 =
  24. 24.20 × 4 =
  25. 25.58 × 4 =
  26. 26.41 × 4 =
  27. 27.7 × 4 =
  28. 28.46 × 4 =
  29. 29.51 × 4 =
  30. 30.16 × 4 =
  31. 31.14 × 4 =
  32. 32.33 × 4 =
  33. 33.17 × 4 =
  34. 34.13 × 4 =
  35. 35.55 × 4 =
  36. 36.54 × 4 =
  37. 37.9 × 4 =
  38. 38.21 × 4 =
  39. 39.44 × 4 =
  40. 40.39 × 4 =

Answer key

  1. 192
  2. 224
  3. 72
  4. 200
  5. 168
  6. 96
  7. 88
  8. 24
  9. 172
  10. 240
  11. 60
  12. 76
  13. 160
  14. 44
  15. 228
  16. 48
  17. 196
  18. 120
  19. 32
  20. 124
  21. 212
  22. 128
  23. 140
  24. 80
  25. 232
  26. 164
  27. 28
  28. 184
  29. 204
  30. 64
  31. 56
  32. 132
  33. 68
  34. 52
  35. 220
  36. 216
  37. 36
  38. 84
  39. 176
  40. 156

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