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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 934 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.30 × 4 =
  2. 2.14 × 4 =
  3. 3.20 × 4 =
  4. 4.42 × 4 =
  5. 5.39 × 4 =
  6. 6.17 × 4 =
  7. 7.21 × 4 =
  8. 8.59 × 4 =
  9. 9.18 × 4 =
  10. 10.13 × 4 =
  11. 11.31 × 4 =
  12. 12.19 × 4 =
  13. 13.29 × 4 =
  14. 14.41 × 4 =
  15. 15.60 × 4 =
  16. 16.8 × 4 =
  17. 17.7 × 4 =
  18. 18.16 × 4 =
  19. 19.23 × 4 =
  20. 20.12 × 4 =
  21. 21.45 × 4 =
  22. 22.24 × 4 =
  23. 23.52 × 4 =
  24. 24.34 × 4 =
  25. 25.33 × 4 =
  26. 26.36 × 4 =
  27. 27.15 × 4 =
  28. 28.43 × 4 =
  29. 29.49 × 4 =
  30. 30.48 × 4 =
  31. 31.38 × 4 =
  32. 32.35 × 4 =
  33. 33.56 × 4 =
  34. 34.58 × 4 =
  35. 35.53 × 4 =
  36. 36.27 × 4 =
  37. 37.44 × 4 =
  38. 38.51 × 4 =
  39. 39.6 × 4 =
  40. 40.39 × 4 =

Answer key

  1. 120
  2. 56
  3. 80
  4. 168
  5. 156
  6. 68
  7. 84
  8. 236
  9. 72
  10. 52
  11. 124
  12. 76
  13. 116
  14. 164
  15. 240
  16. 32
  17. 28
  18. 64
  19. 92
  20. 48
  21. 180
  22. 96
  23. 208
  24. 136
  25. 132
  26. 144
  27. 60
  28. 172
  29. 196
  30. 192
  31. 152
  32. 140
  33. 224
  34. 232
  35. 212
  36. 108
  37. 176
  38. 204
  39. 24
  40. 156

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