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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 939 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.38 × 4 =
  3. 3.9 × 4 =
  4. 4.11 × 4 =
  5. 5.7 × 4 =
  6. 6.45 × 4 =
  7. 7.20 × 4 =
  8. 8.19 × 4 =
  9. 9.10 × 4 =
  10. 10.31 × 4 =
  11. 11.15 × 4 =
  12. 12.41 × 4 =
  13. 13.39 × 4 =
  14. 14.17 × 4 =
  15. 15.32 × 4 =
  16. 16.6 × 4 =
  17. 17.57 × 4 =
  18. 18.12 × 4 =
  19. 19.23 × 4 =
  20. 20.33 × 4 =
  21. 21.51 × 4 =
  22. 22.14 × 4 =
  23. 23.22 × 4 =
  24. 24.46 × 4 =
  25. 25.52 × 4 =
  26. 26.58 × 4 =
  27. 27.16 × 4 =
  28. 28.55 × 4 =
  29. 29.37 × 4 =
  30. 30.26 × 4 =
  31. 31.53 × 4 =
  32. 32.13 × 4 =
  33. 33.24 × 4 =
  34. 34.18 × 4 =
  35. 35.40 × 4 =
  36. 36.42 × 4 =
  37. 37.56 × 4 =
  38. 38.49 × 4 =
  39. 39.30 × 4 =
  40. 40.50 × 4 =

Answer key

  1. 192
  2. 152
  3. 36
  4. 44
  5. 28
  6. 180
  7. 80
  8. 76
  9. 40
  10. 124
  11. 60
  12. 164
  13. 156
  14. 68
  15. 128
  16. 24
  17. 228
  18. 48
  19. 92
  20. 132
  21. 204
  22. 56
  23. 88
  24. 184
  25. 208
  26. 232
  27. 64
  28. 220
  29. 148
  30. 104
  31. 212
  32. 52
  33. 96
  34. 72
  35. 160
  36. 168
  37. 224
  38. 196
  39. 120
  40. 200

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