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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 339 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.17 × 4 =
  2. 2.24 × 4 =
  3. 3.12 × 4 =
  4. 4.14 × 4 =
  5. 5.27 × 4 =
  6. 6.20 × 4 =
  7. 7.47 × 4 =
  8. 8.19 × 4 =
  9. 9.28 × 4 =
  10. 10.32 × 4 =
  11. 11.36 × 4 =
  12. 12.8 × 4 =
  13. 13.55 × 4 =
  14. 14.13 × 4 =
  15. 15.37 × 4 =
  16. 16.25 × 4 =
  17. 17.7 × 4 =
  18. 18.18 × 4 =
  19. 19.48 × 4 =
  20. 20.6 × 4 =
  21. 21.59 × 4 =
  22. 22.30 × 4 =
  23. 23.46 × 4 =
  24. 24.54 × 4 =
  25. 25.56 × 4 =
  26. 26.38 × 4 =
  27. 27.9 × 4 =
  28. 28.44 × 4 =
  29. 29.57 × 4 =
  30. 30.10 × 4 =
  31. 31.53 × 4 =
  32. 32.34 × 4 =
  33. 33.31 × 4 =
  34. 34.58 × 4 =
  35. 35.49 × 4 =
  36. 36.22 × 4 =
  37. 37.52 × 4 =
  38. 38.11 × 4 =
  39. 39.41 × 4 =
  40. 40.42 × 4 =

Answer key

  1. 68
  2. 96
  3. 48
  4. 56
  5. 108
  6. 80
  7. 188
  8. 76
  9. 112
  10. 128
  11. 144
  12. 32
  13. 220
  14. 52
  15. 148
  16. 100
  17. 28
  18. 72
  19. 192
  20. 24
  21. 236
  22. 120
  23. 184
  24. 216
  25. 224
  26. 152
  27. 36
  28. 176
  29. 228
  30. 40
  31. 212
  32. 136
  33. 124
  34. 232
  35. 196
  36. 88
  37. 208
  38. 44
  39. 164
  40. 168

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