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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 825 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.13 × 4 =
  2. 2.40 × 4 =
  3. 3.45 × 4 =
  4. 4.44 × 4 =
  5. 5.29 × 4 =
  6. 6.10 × 4 =
  7. 7.34 × 4 =
  8. 8.52 × 4 =
  9. 9.31 × 4 =
  10. 10.22 × 4 =
  11. 11.30 × 4 =
  12. 12.59 × 4 =
  13. 13.9 × 4 =
  14. 14.53 × 4 =
  15. 15.50 × 4 =
  16. 16.16 × 4 =
  17. 17.33 × 4 =
  18. 18.11 × 4 =
  19. 19.57 × 4 =
  20. 20.6 × 4 =
  21. 21.41 × 4 =
  22. 22.37 × 4 =
  23. 23.36 × 4 =
  24. 24.38 × 4 =
  25. 25.7 × 4 =
  26. 26.48 × 4 =
  27. 27.12 × 4 =
  28. 28.23 × 4 =
  29. 29.42 × 4 =
  30. 30.39 × 4 =
  31. 31.25 × 4 =
  32. 32.8 × 4 =
  33. 33.60 × 4 =
  34. 34.28 × 4 =
  35. 35.14 × 4 =
  36. 36.49 × 4 =
  37. 37.18 × 4 =
  38. 38.32 × 4 =
  39. 39.43 × 4 =
  40. 40.17 × 4 =

Answer key

  1. 52
  2. 160
  3. 180
  4. 176
  5. 116
  6. 40
  7. 136
  8. 208
  9. 124
  10. 88
  11. 120
  12. 236
  13. 36
  14. 212
  15. 200
  16. 64
  17. 132
  18. 44
  19. 228
  20. 24
  21. 164
  22. 148
  23. 144
  24. 152
  25. 28
  26. 192
  27. 48
  28. 92
  29. 168
  30. 156
  31. 100
  32. 32
  33. 240
  34. 112
  35. 56
  36. 196
  37. 72
  38. 128
  39. 172
  40. 68

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