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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 884 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.46 × 4 =
  2. 2.8 × 4 =
  3. 3.52 × 4 =
  4. 4.58 × 4 =
  5. 5.10 × 4 =
  6. 6.31 × 4 =
  7. 7.34 × 4 =
  8. 8.20 × 4 =
  9. 9.60 × 4 =
  10. 10.30 × 4 =
  11. 11.25 × 4 =
  12. 12.18 × 4 =
  13. 13.36 × 4 =
  14. 14.41 × 4 =
  15. 15.43 × 4 =
  16. 16.23 × 4 =
  17. 17.27 × 4 =
  18. 18.51 × 4 =
  19. 19.13 × 4 =
  20. 20.24 × 4 =
  21. 21.53 × 4 =
  22. 22.29 × 4 =
  23. 23.55 × 4 =
  24. 24.22 × 4 =
  25. 25.12 × 4 =
  26. 26.17 × 4 =
  27. 27.49 × 4 =
  28. 28.16 × 4 =
  29. 29.19 × 4 =
  30. 30.21 × 4 =
  31. 31.59 × 4 =
  32. 32.57 × 4 =
  33. 33.50 × 4 =
  34. 34.56 × 4 =
  35. 35.45 × 4 =
  36. 36.14 × 4 =
  37. 37.11 × 4 =
  38. 38.48 × 4 =
  39. 39.26 × 4 =
  40. 40.9 × 4 =

Answer key

  1. 184
  2. 32
  3. 208
  4. 232
  5. 40
  6. 124
  7. 136
  8. 80
  9. 240
  10. 120
  11. 100
  12. 72
  13. 144
  14. 164
  15. 172
  16. 92
  17. 108
  18. 204
  19. 52
  20. 96
  21. 212
  22. 116
  23. 220
  24. 88
  25. 48
  26. 68
  27. 196
  28. 64
  29. 76
  30. 84
  31. 236
  32. 228
  33. 200
  34. 224
  35. 180
  36. 56
  37. 44
  38. 192
  39. 104
  40. 36

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