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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 926 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.35 × 4 =
  2. 2.37 × 4 =
  3. 3.6 × 4 =
  4. 4.15 × 4 =
  5. 5.59 × 4 =
  6. 6.58 × 4 =
  7. 7.11 × 4 =
  8. 8.41 × 4 =
  9. 9.13 × 4 =
  10. 10.46 × 4 =
  11. 11.28 × 4 =
  12. 12.8 × 4 =
  13. 13.22 × 4 =
  14. 14.23 × 4 =
  15. 15.55 × 4 =
  16. 16.29 × 4 =
  17. 17.21 × 4 =
  18. 18.31 × 4 =
  19. 19.36 × 4 =
  20. 20.51 × 4 =
  21. 21.25 × 4 =
  22. 22.52 × 4 =
  23. 23.26 × 4 =
  24. 24.57 × 4 =
  25. 25.44 × 4 =
  26. 26.34 × 4 =
  27. 27.14 × 4 =
  28. 28.20 × 4 =
  29. 29.10 × 4 =
  30. 30.12 × 4 =
  31. 31.16 × 4 =
  32. 32.19 × 4 =
  33. 33.54 × 4 =
  34. 34.30 × 4 =
  35. 35.18 × 4 =
  36. 36.47 × 4 =
  37. 37.27 × 4 =
  38. 38.49 × 4 =
  39. 39.40 × 4 =
  40. 40.9 × 4 =

Answer key

  1. 140
  2. 148
  3. 24
  4. 60
  5. 236
  6. 232
  7. 44
  8. 164
  9. 52
  10. 184
  11. 112
  12. 32
  13. 88
  14. 92
  15. 220
  16. 116
  17. 84
  18. 124
  19. 144
  20. 204
  21. 100
  22. 208
  23. 104
  24. 228
  25. 176
  26. 136
  27. 56
  28. 80
  29. 40
  30. 48
  31. 64
  32. 76
  33. 216
  34. 120
  35. 72
  36. 188
  37. 108
  38. 196
  39. 160
  40. 36

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