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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 854 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.49 × 4 =
  2. 2.36 × 4 =
  3. 3.46 × 4 =
  4. 4.20 × 4 =
  5. 5.23 × 4 =
  6. 6.28 × 4 =
  7. 7.10 × 4 =
  8. 8.45 × 4 =
  9. 9.38 × 4 =
  10. 10.13 × 4 =
  11. 11.18 × 4 =
  12. 12.29 × 4 =
  13. 13.42 × 4 =
  14. 14.11 × 4 =
  15. 15.21 × 4 =
  16. 16.44 × 4 =
  17. 17.17 × 4 =
  18. 18.7 × 4 =
  19. 19.48 × 4 =
  20. 20.19 × 4 =
  21. 21.24 × 4 =
  22. 22.16 × 4 =
  23. 23.51 × 4 =
  24. 24.52 × 4 =
  25. 25.8 × 4 =
  26. 26.55 × 4 =
  27. 27.6 × 4 =
  28. 28.26 × 4 =
  29. 29.30 × 4 =
  30. 30.25 × 4 =
  31. 31.32 × 4 =
  32. 32.59 × 4 =
  33. 33.40 × 4 =
  34. 34.58 × 4 =
  35. 35.60 × 4 =
  36. 36.22 × 4 =
  37. 37.31 × 4 =
  38. 38.14 × 4 =
  39. 39.37 × 4 =
  40. 40.27 × 4 =

Answer key

  1. 196
  2. 144
  3. 184
  4. 80
  5. 92
  6. 112
  7. 40
  8. 180
  9. 152
  10. 52
  11. 72
  12. 116
  13. 168
  14. 44
  15. 84
  16. 176
  17. 68
  18. 28
  19. 192
  20. 76
  21. 96
  22. 64
  23. 204
  24. 208
  25. 32
  26. 220
  27. 24
  28. 104
  29. 120
  30. 100
  31. 128
  32. 236
  33. 160
  34. 232
  35. 240
  36. 88
  37. 124
  38. 56
  39. 148
  40. 108

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