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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 756 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.30 × 4 =
  2. 2.57 × 4 =
  3. 3.20 × 4 =
  4. 4.21 × 4 =
  5. 5.42 × 4 =
  6. 6.22 × 4 =
  7. 7.29 × 4 =
  8. 8.12 × 4 =
  9. 9.40 × 4 =
  10. 10.49 × 4 =
  11. 11.52 × 4 =
  12. 12.18 × 4 =
  13. 13.33 × 4 =
  14. 14.59 × 4 =
  15. 15.9 × 4 =
  16. 16.26 × 4 =
  17. 17.28 × 4 =
  18. 18.55 × 4 =
  19. 19.39 × 4 =
  20. 20.16 × 4 =
  21. 21.47 × 4 =
  22. 22.48 × 4 =
  23. 23.56 × 4 =
  24. 24.58 × 4 =
  25. 25.34 × 4 =
  26. 26.37 × 4 =
  27. 27.50 × 4 =
  28. 28.10 × 4 =
  29. 29.46 × 4 =
  30. 30.31 × 4 =
  31. 31.38 × 4 =
  32. 32.51 × 4 =
  33. 33.14 × 4 =
  34. 34.53 × 4 =
  35. 35.6 × 4 =
  36. 36.8 × 4 =
  37. 37.43 × 4 =
  38. 38.13 × 4 =
  39. 39.11 × 4 =
  40. 40.23 × 4 =

Answer key

  1. 120
  2. 228
  3. 80
  4. 84
  5. 168
  6. 88
  7. 116
  8. 48
  9. 160
  10. 196
  11. 208
  12. 72
  13. 132
  14. 236
  15. 36
  16. 104
  17. 112
  18. 220
  19. 156
  20. 64
  21. 188
  22. 192
  23. 224
  24. 232
  25. 136
  26. 148
  27. 200
  28. 40
  29. 184
  30. 124
  31. 152
  32. 204
  33. 56
  34. 212
  35. 24
  36. 32
  37. 172
  38. 52
  39. 44
  40. 92

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