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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 790 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.43 × 4 =
  2. 2.33 × 4 =
  3. 3.24 × 4 =
  4. 4.56 × 4 =
  5. 5.38 × 4 =
  6. 6.20 × 4 =
  7. 7.18 × 4 =
  8. 8.25 × 4 =
  9. 9.57 × 4 =
  10. 10.31 × 4 =
  11. 11.42 × 4 =
  12. 12.40 × 4 =
  13. 13.36 × 4 =
  14. 14.34 × 4 =
  15. 15.39 × 4 =
  16. 16.54 × 4 =
  17. 17.22 × 4 =
  18. 18.46 × 4 =
  19. 19.9 × 4 =
  20. 20.15 × 4 =
  21. 21.14 × 4 =
  22. 22.52 × 4 =
  23. 23.21 × 4 =
  24. 24.30 × 4 =
  25. 25.10 × 4 =
  26. 26.51 × 4 =
  27. 27.16 × 4 =
  28. 28.29 × 4 =
  29. 29.53 × 4 =
  30. 30.13 × 4 =
  31. 31.47 × 4 =
  32. 32.23 × 4 =
  33. 33.17 × 4 =
  34. 34.27 × 4 =
  35. 35.37 × 4 =
  36. 36.32 × 4 =
  37. 37.8 × 4 =
  38. 38.49 × 4 =
  39. 39.50 × 4 =
  40. 40.45 × 4 =

Answer key

  1. 172
  2. 132
  3. 96
  4. 224
  5. 152
  6. 80
  7. 72
  8. 100
  9. 228
  10. 124
  11. 168
  12. 160
  13. 144
  14. 136
  15. 156
  16. 216
  17. 88
  18. 184
  19. 36
  20. 60
  21. 56
  22. 208
  23. 84
  24. 120
  25. 40
  26. 204
  27. 64
  28. 116
  29. 212
  30. 52
  31. 188
  32. 92
  33. 68
  34. 108
  35. 148
  36. 128
  37. 32
  38. 196
  39. 200
  40. 180

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