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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 49 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.10 × 4 =
  2. 2.44 × 4 =
  3. 3.40 × 4 =
  4. 4.12 × 4 =
  5. 5.17 × 4 =
  6. 6.36 × 4 =
  7. 7.32 × 4 =
  8. 8.59 × 4 =
  9. 9.47 × 4 =
  10. 10.45 × 4 =
  11. 11.28 × 4 =
  12. 12.60 × 4 =
  13. 13.6 × 4 =
  14. 14.51 × 4 =
  15. 15.54 × 4 =
  16. 16.37 × 4 =
  17. 17.49 × 4 =
  18. 18.15 × 4 =
  19. 19.13 × 4 =
  20. 20.23 × 4 =
  21. 21.18 × 4 =
  22. 22.19 × 4 =
  23. 23.29 × 4 =
  24. 24.46 × 4 =
  25. 25.50 × 4 =
  26. 26.52 × 4 =
  27. 27.14 × 4 =
  28. 28.30 × 4 =
  29. 29.21 × 4 =
  30. 30.34 × 4 =
  31. 31.9 × 4 =
  32. 32.56 × 4 =
  33. 33.58 × 4 =
  34. 34.33 × 4 =
  35. 35.42 × 4 =
  36. 36.8 × 4 =
  37. 37.31 × 4 =
  38. 38.39 × 4 =
  39. 39.11 × 4 =
  40. 40.27 × 4 =

Answer key

  1. 40
  2. 176
  3. 160
  4. 48
  5. 68
  6. 144
  7. 128
  8. 236
  9. 188
  10. 180
  11. 112
  12. 240
  13. 24
  14. 204
  15. 216
  16. 148
  17. 196
  18. 60
  19. 52
  20. 92
  21. 72
  22. 76
  23. 116
  24. 184
  25. 200
  26. 208
  27. 56
  28. 120
  29. 84
  30. 136
  31. 36
  32. 224
  33. 232
  34. 132
  35. 168
  36. 32
  37. 124
  38. 156
  39. 44
  40. 108

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