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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 836 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.11 × 4 =
  2. 2.6 × 4 =
  3. 3.19 × 4 =
  4. 4.35 × 4 =
  5. 5.41 × 4 =
  6. 6.10 × 4 =
  7. 7.54 × 4 =
  8. 8.52 × 4 =
  9. 9.12 × 4 =
  10. 10.45 × 4 =
  11. 11.49 × 4 =
  12. 12.37 × 4 =
  13. 13.13 × 4 =
  14. 14.48 × 4 =
  15. 15.46 × 4 =
  16. 16.28 × 4 =
  17. 17.8 × 4 =
  18. 18.32 × 4 =
  19. 19.47 × 4 =
  20. 20.26 × 4 =
  21. 21.59 × 4 =
  22. 22.56 × 4 =
  23. 23.30 × 4 =
  24. 24.34 × 4 =
  25. 25.53 × 4 =
  26. 26.23 × 4 =
  27. 27.50 × 4 =
  28. 28.44 × 4 =
  29. 29.20 × 4 =
  30. 30.42 × 4 =
  31. 31.40 × 4 =
  32. 32.33 × 4 =
  33. 33.25 × 4 =
  34. 34.21 × 4 =
  35. 35.22 × 4 =
  36. 36.24 × 4 =
  37. 37.39 × 4 =
  38. 38.38 × 4 =
  39. 39.36 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 44
  2. 24
  3. 76
  4. 140
  5. 164
  6. 40
  7. 216
  8. 208
  9. 48
  10. 180
  11. 196
  12. 148
  13. 52
  14. 192
  15. 184
  16. 112
  17. 32
  18. 128
  19. 188
  20. 104
  21. 236
  22. 224
  23. 120
  24. 136
  25. 212
  26. 92
  27. 200
  28. 176
  29. 80
  30. 168
  31. 160
  32. 132
  33. 100
  34. 84
  35. 88
  36. 96
  37. 156
  38. 152
  39. 144
  40. 68

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