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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 989 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.44 × 4 =
  3. 3.46 × 4 =
  4. 4.34 × 4 =
  5. 5.38 × 4 =
  6. 6.33 × 4 =
  7. 7.12 × 4 =
  8. 8.51 × 4 =
  9. 9.53 × 4 =
  10. 10.8 × 4 =
  11. 11.13 × 4 =
  12. 12.37 × 4 =
  13. 13.49 × 4 =
  14. 14.40 × 4 =
  15. 15.10 × 4 =
  16. 16.39 × 4 =
  17. 17.9 × 4 =
  18. 18.21 × 4 =
  19. 19.18 × 4 =
  20. 20.28 × 4 =
  21. 21.14 × 4 =
  22. 22.50 × 4 =
  23. 23.25 × 4 =
  24. 24.16 × 4 =
  25. 25.6 × 4 =
  26. 26.29 × 4 =
  27. 27.54 × 4 =
  28. 28.30 × 4 =
  29. 29.17 × 4 =
  30. 30.59 × 4 =
  31. 31.19 × 4 =
  32. 32.35 × 4 =
  33. 33.15 × 4 =
  34. 34.48 × 4 =
  35. 35.42 × 4 =
  36. 36.27 × 4 =
  37. 37.45 × 4 =
  38. 38.7 × 4 =
  39. 39.24 × 4 =
  40. 40.46 × 4 =

Answer key

  1. 208
  2. 176
  3. 184
  4. 136
  5. 152
  6. 132
  7. 48
  8. 204
  9. 212
  10. 32
  11. 52
  12. 148
  13. 196
  14. 160
  15. 40
  16. 156
  17. 36
  18. 84
  19. 72
  20. 112
  21. 56
  22. 200
  23. 100
  24. 64
  25. 24
  26. 116
  27. 216
  28. 120
  29. 68
  30. 236
  31. 76
  32. 140
  33. 60
  34. 192
  35. 168
  36. 108
  37. 180
  38. 28
  39. 96
  40. 184

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