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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 874 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.45 × 4 =
  3. 3.25 × 4 =
  4. 4.23 × 4 =
  5. 5.42 × 4 =
  6. 6.36 × 4 =
  7. 7.41 × 4 =
  8. 8.40 × 4 =
  9. 9.50 × 4 =
  10. 10.38 × 4 =
  11. 11.11 × 4 =
  12. 12.31 × 4 =
  13. 13.57 × 4 =
  14. 14.55 × 4 =
  15. 15.13 × 4 =
  16. 16.44 × 4 =
  17. 17.56 × 4 =
  18. 18.48 × 4 =
  19. 19.47 × 4 =
  20. 20.9 × 4 =
  21. 21.58 × 4 =
  22. 22.46 × 4 =
  23. 23.20 × 4 =
  24. 24.34 × 4 =
  25. 25.51 × 4 =
  26. 26.15 × 4 =
  27. 27.10 × 4 =
  28. 28.26 × 4 =
  29. 29.12 × 4 =
  30. 30.53 × 4 =
  31. 31.54 × 4 =
  32. 32.32 × 4 =
  33. 33.17 × 4 =
  34. 34.39 × 4 =
  35. 35.21 × 4 =
  36. 36.18 × 4 =
  37. 37.19 × 4 =
  38. 38.14 × 4 =
  39. 39.33 × 4 =
  40. 40.60 × 4 =

Answer key

  1. 24
  2. 180
  3. 100
  4. 92
  5. 168
  6. 144
  7. 164
  8. 160
  9. 200
  10. 152
  11. 44
  12. 124
  13. 228
  14. 220
  15. 52
  16. 176
  17. 224
  18. 192
  19. 188
  20. 36
  21. 232
  22. 184
  23. 80
  24. 136
  25. 204
  26. 60
  27. 40
  28. 104
  29. 48
  30. 212
  31. 216
  32. 128
  33. 68
  34. 156
  35. 84
  36. 72
  37. 76
  38. 56
  39. 132
  40. 240

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