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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 363 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.15 × 4 =
  2. 2.9 × 4 =
  3. 3.40 × 4 =
  4. 4.29 × 4 =
  5. 5.37 × 4 =
  6. 6.22 × 4 =
  7. 7.46 × 4 =
  8. 8.32 × 4 =
  9. 9.10 × 4 =
  10. 10.48 × 4 =
  11. 11.7 × 4 =
  12. 12.30 × 4 =
  13. 13.44 × 4 =
  14. 14.53 × 4 =
  15. 15.12 × 4 =
  16. 16.26 × 4 =
  17. 17.50 × 4 =
  18. 18.27 × 4 =
  19. 19.55 × 4 =
  20. 20.6 × 4 =
  21. 21.57 × 4 =
  22. 22.19 × 4 =
  23. 23.60 × 4 =
  24. 24.20 × 4 =
  25. 25.13 × 4 =
  26. 26.24 × 4 =
  27. 27.47 × 4 =
  28. 28.11 × 4 =
  29. 29.25 × 4 =
  30. 30.23 × 4 =
  31. 31.36 × 4 =
  32. 32.14 × 4 =
  33. 33.28 × 4 =
  34. 34.38 × 4 =
  35. 35.58 × 4 =
  36. 36.41 × 4 =
  37. 37.54 × 4 =
  38. 38.51 × 4 =
  39. 39.56 × 4 =
  40. 40.52 × 4 =

Answer key

  1. 60
  2. 36
  3. 160
  4. 116
  5. 148
  6. 88
  7. 184
  8. 128
  9. 40
  10. 192
  11. 28
  12. 120
  13. 176
  14. 212
  15. 48
  16. 104
  17. 200
  18. 108
  19. 220
  20. 24
  21. 228
  22. 76
  23. 240
  24. 80
  25. 52
  26. 96
  27. 188
  28. 44
  29. 100
  30. 92
  31. 144
  32. 56
  33. 112
  34. 152
  35. 232
  36. 164
  37. 216
  38. 204
  39. 224
  40. 208

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