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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 479 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.17 × 4 =
  2. 2.37 × 4 =
  3. 3.23 × 4 =
  4. 4.54 × 4 =
  5. 5.28 × 4 =
  6. 6.32 × 4 =
  7. 7.31 × 4 =
  8. 8.14 × 4 =
  9. 9.42 × 4 =
  10. 10.46 × 4 =
  11. 11.6 × 4 =
  12. 12.34 × 4 =
  13. 13.55 × 4 =
  14. 14.40 × 4 =
  15. 15.18 × 4 =
  16. 16.7 × 4 =
  17. 17.15 × 4 =
  18. 18.29 × 4 =
  19. 19.48 × 4 =
  20. 20.60 × 4 =
  21. 21.57 × 4 =
  22. 22.50 × 4 =
  23. 23.20 × 4 =
  24. 24.24 × 4 =
  25. 25.25 × 4 =
  26. 26.38 × 4 =
  27. 27.58 × 4 =
  28. 28.12 × 4 =
  29. 29.33 × 4 =
  30. 30.35 × 4 =
  31. 31.21 × 4 =
  32. 32.47 × 4 =
  33. 33.13 × 4 =
  34. 34.51 × 4 =
  35. 35.41 × 4 =
  36. 36.52 × 4 =
  37. 37.45 × 4 =
  38. 38.11 × 4 =
  39. 39.59 × 4 =
  40. 40.36 × 4 =

Answer key

  1. 68
  2. 148
  3. 92
  4. 216
  5. 112
  6. 128
  7. 124
  8. 56
  9. 168
  10. 184
  11. 24
  12. 136
  13. 220
  14. 160
  15. 72
  16. 28
  17. 60
  18. 116
  19. 192
  20. 240
  21. 228
  22. 200
  23. 80
  24. 96
  25. 100
  26. 152
  27. 232
  28. 48
  29. 132
  30. 140
  31. 84
  32. 188
  33. 52
  34. 204
  35. 164
  36. 208
  37. 180
  38. 44
  39. 236
  40. 144

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