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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 32 · 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. 2.22 × 4 =
  3. 3.30 × 4 =
  4. 4.15 × 4 =
  5. 5.10 × 4 =
  6. 6.36 × 4 =
  7. 7.27 × 4 =
  8. 8.31 × 4 =
  9. 9.17 × 4 =
  10. 10.29 × 4 =
  11. 11.41 × 4 =
  12. 12.24 × 4 =
  13. 13.11 × 4 =
  14. 14.26 × 4 =
  15. 15.49 × 4 =
  16. 16.57 × 4 =
  17. 17.25 × 4 =
  18. 18.13 × 4 =
  19. 19.56 × 4 =
  20. 20.34 × 4 =
  21. 21.9 × 4 =
  22. 22.38 × 4 =
  23. 23.35 × 4 =
  24. 24.54 × 4 =
  25. 25.23 × 4 =
  26. 26.42 × 4 =
  27. 27.43 × 4 =
  28. 28.19 × 4 =
  29. 29.14 × 4 =
  30. 30.32 × 4 =
  31. 31.8 × 4 =
  32. 32.46 × 4 =
  33. 33.12 × 4 =
  34. 34.45 × 4 =
  35. 35.21 × 4 =
  36. 36.59 × 4 =
  37. 37.50 × 4 =
  38. 38.6 × 4 =
  39. 39.52 × 4 =
  40. 40.51 × 4 =

Answer key

  1. 64
  2. 88
  3. 120
  4. 60
  5. 40
  6. 144
  7. 108
  8. 124
  9. 68
  10. 116
  11. 164
  12. 96
  13. 44
  14. 104
  15. 196
  16. 228
  17. 100
  18. 52
  19. 224
  20. 136
  21. 36
  22. 152
  23. 140
  24. 216
  25. 92
  26. 168
  27. 172
  28. 76
  29. 56
  30. 128
  31. 32
  32. 184
  33. 48
  34. 180
  35. 84
  36. 236
  37. 200
  38. 24
  39. 208
  40. 204

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