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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 764 · 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. 2.22 × 4 =
  3. 3.7 × 4 =
  4. 4.54 × 4 =
  5. 5.33 × 4 =
  6. 6.57 × 4 =
  7. 7.41 × 4 =
  8. 8.17 × 4 =
  9. 9.10 × 4 =
  10. 10.37 × 4 =
  11. 11.46 × 4 =
  12. 12.20 × 4 =
  13. 13.18 × 4 =
  14. 14.39 × 4 =
  15. 15.34 × 4 =
  16. 16.8 × 4 =
  17. 17.11 × 4 =
  18. 18.60 × 4 =
  19. 19.50 × 4 =
  20. 20.48 × 4 =
  21. 21.45 × 4 =
  22. 22.36 × 4 =
  23. 23.43 × 4 =
  24. 24.12 × 4 =
  25. 25.59 × 4 =
  26. 26.31 × 4 =
  27. 27.52 × 4 =
  28. 28.26 × 4 =
  29. 29.16 × 4 =
  30. 30.51 × 4 =
  31. 31.19 × 4 =
  32. 32.55 × 4 =
  33. 33.38 × 4 =
  34. 34.25 × 4 =
  35. 35.44 × 4 =
  36. 36.32 × 4 =
  37. 37.56 × 4 =
  38. 38.27 × 4 =
  39. 39.14 × 4 =
  40. 40.15 × 4 =

Answer key

  1. 120
  2. 88
  3. 28
  4. 216
  5. 132
  6. 228
  7. 164
  8. 68
  9. 40
  10. 148
  11. 184
  12. 80
  13. 72
  14. 156
  15. 136
  16. 32
  17. 44
  18. 240
  19. 200
  20. 192
  21. 180
  22. 144
  23. 172
  24. 48
  25. 236
  26. 124
  27. 208
  28. 104
  29. 64
  30. 204
  31. 76
  32. 220
  33. 152
  34. 100
  35. 176
  36. 128
  37. 224
  38. 108
  39. 56
  40. 60

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