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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 871 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.50 × 4 =
  2. 2.13 × 4 =
  3. 3.57 × 4 =
  4. 4.42 × 4 =
  5. 5.56 × 4 =
  6. 6.23 × 4 =
  7. 7.24 × 4 =
  8. 8.25 × 4 =
  9. 9.28 × 4 =
  10. 10.27 × 4 =
  11. 11.18 × 4 =
  12. 12.53 × 4 =
  13. 13.51 × 4 =
  14. 14.19 × 4 =
  15. 15.10 × 4 =
  16. 16.29 × 4 =
  17. 17.49 × 4 =
  18. 18.20 × 4 =
  19. 19.58 × 4 =
  20. 20.38 × 4 =
  21. 21.31 × 4 =
  22. 22.9 × 4 =
  23. 23.30 × 4 =
  24. 24.39 × 4 =
  25. 25.11 × 4 =
  26. 26.45 × 4 =
  27. 27.48 × 4 =
  28. 28.34 × 4 =
  29. 29.14 × 4 =
  30. 30.7 × 4 =
  31. 31.22 × 4 =
  32. 32.54 × 4 =
  33. 33.8 × 4 =
  34. 34.47 × 4 =
  35. 35.43 × 4 =
  36. 36.41 × 4 =
  37. 37.36 × 4 =
  38. 38.15 × 4 =
  39. 39.6 × 4 =
  40. 40.37 × 4 =

Answer key

  1. 200
  2. 52
  3. 228
  4. 168
  5. 224
  6. 92
  7. 96
  8. 100
  9. 112
  10. 108
  11. 72
  12. 212
  13. 204
  14. 76
  15. 40
  16. 116
  17. 196
  18. 80
  19. 232
  20. 152
  21. 124
  22. 36
  23. 120
  24. 156
  25. 44
  26. 180
  27. 192
  28. 136
  29. 56
  30. 28
  31. 88
  32. 216
  33. 32
  34. 188
  35. 172
  36. 164
  37. 144
  38. 60
  39. 24
  40. 148

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