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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 487 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.11 × 4 =
  2. 2.43 × 4 =
  3. 3.16 × 4 =
  4. 4.57 × 4 =
  5. 5.20 × 4 =
  6. 6.6 × 4 =
  7. 7.40 × 4 =
  8. 8.8 × 4 =
  9. 9.28 × 4 =
  10. 10.41 × 4 =
  11. 11.55 × 4 =
  12. 12.50 × 4 =
  13. 13.29 × 4 =
  14. 14.10 × 4 =
  15. 15.36 × 4 =
  16. 16.27 × 4 =
  17. 17.48 × 4 =
  18. 18.32 × 4 =
  19. 19.13 × 4 =
  20. 20.25 × 4 =
  21. 21.34 × 4 =
  22. 22.39 × 4 =
  23. 23.60 × 4 =
  24. 24.35 × 4 =
  25. 25.15 × 4 =
  26. 26.56 × 4 =
  27. 27.24 × 4 =
  28. 28.23 × 4 =
  29. 29.45 × 4 =
  30. 30.33 × 4 =
  31. 31.37 × 4 =
  32. 32.51 × 4 =
  33. 33.7 × 4 =
  34. 34.17 × 4 =
  35. 35.30 × 4 =
  36. 36.52 × 4 =
  37. 37.58 × 4 =
  38. 38.54 × 4 =
  39. 39.46 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 44
  2. 172
  3. 64
  4. 228
  5. 80
  6. 24
  7. 160
  8. 32
  9. 112
  10. 164
  11. 220
  12. 200
  13. 116
  14. 40
  15. 144
  16. 108
  17. 192
  18. 128
  19. 52
  20. 100
  21. 136
  22. 156
  23. 240
  24. 140
  25. 60
  26. 224
  27. 96
  28. 92
  29. 180
  30. 132
  31. 148
  32. 204
  33. 28
  34. 68
  35. 120
  36. 208
  37. 232
  38. 216
  39. 184
  40. 72

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