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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 773 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.43 × 4 =
  2. 2.11 × 4 =
  3. 3.7 × 4 =
  4. 4.60 × 4 =
  5. 5.58 × 4 =
  6. 6.20 × 4 =
  7. 7.32 × 4 =
  8. 8.48 × 4 =
  9. 9.13 × 4 =
  10. 10.49 × 4 =
  11. 11.51 × 4 =
  12. 12.47 × 4 =
  13. 13.54 × 4 =
  14. 14.18 × 4 =
  15. 15.24 × 4 =
  16. 16.30 × 4 =
  17. 17.56 × 4 =
  18. 18.34 × 4 =
  19. 19.39 × 4 =
  20. 20.27 × 4 =
  21. 21.8 × 4 =
  22. 22.40 × 4 =
  23. 23.38 × 4 =
  24. 24.42 × 4 =
  25. 25.15 × 4 =
  26. 26.44 × 4 =
  27. 27.16 × 4 =
  28. 28.17 × 4 =
  29. 29.55 × 4 =
  30. 30.53 × 4 =
  31. 31.57 × 4 =
  32. 32.19 × 4 =
  33. 33.21 × 4 =
  34. 34.9 × 4 =
  35. 35.41 × 4 =
  36. 36.31 × 4 =
  37. 37.50 × 4 =
  38. 38.37 × 4 =
  39. 39.46 × 4 =
  40. 40.24 × 4 =

Answer key

  1. 172
  2. 44
  3. 28
  4. 240
  5. 232
  6. 80
  7. 128
  8. 192
  9. 52
  10. 196
  11. 204
  12. 188
  13. 216
  14. 72
  15. 96
  16. 120
  17. 224
  18. 136
  19. 156
  20. 108
  21. 32
  22. 160
  23. 152
  24. 168
  25. 60
  26. 176
  27. 64
  28. 68
  29. 220
  30. 212
  31. 228
  32. 76
  33. 84
  34. 36
  35. 164
  36. 124
  37. 200
  38. 148
  39. 184
  40. 96

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