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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 717 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.16 × 4 =
  2. 2.31 × 4 =
  3. 3.17 × 4 =
  4. 4.41 × 4 =
  5. 5.13 × 4 =
  6. 6.12 × 4 =
  7. 7.32 × 4 =
  8. 8.40 × 4 =
  9. 9.14 × 4 =
  10. 10.34 × 4 =
  11. 11.19 × 4 =
  12. 12.15 × 4 =
  13. 13.8 × 4 =
  14. 14.10 × 4 =
  15. 15.42 × 4 =
  16. 16.50 × 4 =
  17. 17.48 × 4 =
  18. 18.23 × 4 =
  19. 19.18 × 4 =
  20. 20.43 × 4 =
  21. 21.58 × 4 =
  22. 22.60 × 4 =
  23. 23.57 × 4 =
  24. 24.30 × 4 =
  25. 25.7 × 4 =
  26. 26.26 × 4 =
  27. 27.20 × 4 =
  28. 28.38 × 4 =
  29. 29.25 × 4 =
  30. 30.6 × 4 =
  31. 31.51 × 4 =
  32. 32.11 × 4 =
  33. 33.29 × 4 =
  34. 34.21 × 4 =
  35. 35.55 × 4 =
  36. 36.56 × 4 =
  37. 37.22 × 4 =
  38. 38.53 × 4 =
  39. 39.52 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 64
  2. 124
  3. 68
  4. 164
  5. 52
  6. 48
  7. 128
  8. 160
  9. 56
  10. 136
  11. 76
  12. 60
  13. 32
  14. 40
  15. 168
  16. 200
  17. 192
  18. 92
  19. 72
  20. 172
  21. 232
  22. 240
  23. 228
  24. 120
  25. 28
  26. 104
  27. 80
  28. 152
  29. 100
  30. 24
  31. 204
  32. 44
  33. 116
  34. 84
  35. 220
  36. 224
  37. 88
  38. 212
  39. 208
  40. 236

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