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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 199 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.23 × 4 =
  3. 3.38 × 4 =
  4. 4.40 × 4 =
  5. 5.34 × 4 =
  6. 6.47 × 4 =
  7. 7.24 × 4 =
  8. 8.26 × 4 =
  9. 9.52 × 4 =
  10. 10.22 × 4 =
  11. 11.53 × 4 =
  12. 12.9 × 4 =
  13. 13.37 × 4 =
  14. 14.19 × 4 =
  15. 15.18 × 4 =
  16. 16.29 × 4 =
  17. 17.60 × 4 =
  18. 18.11 × 4 =
  19. 19.30 × 4 =
  20. 20.16 × 4 =
  21. 21.51 × 4 =
  22. 22.56 × 4 =
  23. 23.31 × 4 =
  24. 24.42 × 4 =
  25. 25.32 × 4 =
  26. 26.7 × 4 =
  27. 27.36 × 4 =
  28. 28.59 × 4 =
  29. 29.33 × 4 =
  30. 30.54 × 4 =
  31. 31.55 × 4 =
  32. 32.20 × 4 =
  33. 33.6 × 4 =
  34. 34.44 × 4 =
  35. 35.10 × 4 =
  36. 36.13 × 4 =
  37. 37.12 × 4 =
  38. 38.14 × 4 =
  39. 39.17 × 4 =
  40. 40.48 × 4 =

Answer key

  1. 32
  2. 92
  3. 152
  4. 160
  5. 136
  6. 188
  7. 96
  8. 104
  9. 208
  10. 88
  11. 212
  12. 36
  13. 148
  14. 76
  15. 72
  16. 116
  17. 240
  18. 44
  19. 120
  20. 64
  21. 204
  22. 224
  23. 124
  24. 168
  25. 128
  26. 28
  27. 144
  28. 236
  29. 132
  30. 216
  31. 220
  32. 80
  33. 24
  34. 176
  35. 40
  36. 52
  37. 48
  38. 56
  39. 68
  40. 192

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