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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 895 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.44 × 4 =
  2. 2.11 × 4 =
  3. 3.37 × 4 =
  4. 4.22 × 4 =
  5. 5.8 × 4 =
  6. 6.9 × 4 =
  7. 7.45 × 4 =
  8. 8.28 × 4 =
  9. 9.25 × 4 =
  10. 10.24 × 4 =
  11. 11.29 × 4 =
  12. 12.57 × 4 =
  13. 13.18 × 4 =
  14. 14.51 × 4 =
  15. 15.31 × 4 =
  16. 16.53 × 4 =
  17. 17.10 × 4 =
  18. 18.27 × 4 =
  19. 19.39 × 4 =
  20. 20.43 × 4 =
  21. 21.49 × 4 =
  22. 22.42 × 4 =
  23. 23.46 × 4 =
  24. 24.40 × 4 =
  25. 25.50 × 4 =
  26. 26.36 × 4 =
  27. 27.48 × 4 =
  28. 28.17 × 4 =
  29. 29.20 × 4 =
  30. 30.58 × 4 =
  31. 31.34 × 4 =
  32. 32.35 × 4 =
  33. 33.12 × 4 =
  34. 34.33 × 4 =
  35. 35.56 × 4 =
  36. 36.60 × 4 =
  37. 37.38 × 4 =
  38. 38.23 × 4 =
  39. 39.14 × 4 =
  40. 40.7 × 4 =

Answer key

  1. 176
  2. 44
  3. 148
  4. 88
  5. 32
  6. 36
  7. 180
  8. 112
  9. 100
  10. 96
  11. 116
  12. 228
  13. 72
  14. 204
  15. 124
  16. 212
  17. 40
  18. 108
  19. 156
  20. 172
  21. 196
  22. 168
  23. 184
  24. 160
  25. 200
  26. 144
  27. 192
  28. 68
  29. 80
  30. 232
  31. 136
  32. 140
  33. 48
  34. 132
  35. 224
  36. 240
  37. 152
  38. 92
  39. 56
  40. 28

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