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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 255 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.53 × 4 =
  2. 2.27 × 4 =
  3. 3.13 × 4 =
  4. 4.25 × 4 =
  5. 5.8 × 4 =
  6. 6.46 × 4 =
  7. 7.54 × 4 =
  8. 8.24 × 4 =
  9. 9.21 × 4 =
  10. 10.11 × 4 =
  11. 11.14 × 4 =
  12. 12.58 × 4 =
  13. 13.15 × 4 =
  14. 14.26 × 4 =
  15. 15.28 × 4 =
  16. 16.45 × 4 =
  17. 17.57 × 4 =
  18. 18.22 × 4 =
  19. 19.33 × 4 =
  20. 20.42 × 4 =
  21. 21.30 × 4 =
  22. 22.31 × 4 =
  23. 23.44 × 4 =
  24. 24.6 × 4 =
  25. 25.41 × 4 =
  26. 26.16 × 4 =
  27. 27.34 × 4 =
  28. 28.12 × 4 =
  29. 29.10 × 4 =
  30. 30.40 × 4 =
  31. 31.49 × 4 =
  32. 32.59 × 4 =
  33. 33.38 × 4 =
  34. 34.55 × 4 =
  35. 35.35 × 4 =
  36. 36.48 × 4 =
  37. 37.50 × 4 =
  38. 38.43 × 4 =
  39. 39.29 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 212
  2. 108
  3. 52
  4. 100
  5. 32
  6. 184
  7. 216
  8. 96
  9. 84
  10. 44
  11. 56
  12. 232
  13. 60
  14. 104
  15. 112
  16. 180
  17. 228
  18. 88
  19. 132
  20. 168
  21. 120
  22. 124
  23. 176
  24. 24
  25. 164
  26. 64
  27. 136
  28. 48
  29. 40
  30. 160
  31. 196
  32. 236
  33. 152
  34. 220
  35. 140
  36. 192
  37. 200
  38. 172
  39. 116
  40. 72

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