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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 849 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.29 × 4 =
  2. 2.22 × 4 =
  3. 3.45 × 4 =
  4. 4.34 × 4 =
  5. 5.28 × 4 =
  6. 6.25 × 4 =
  7. 7.43 × 4 =
  8. 8.36 × 4 =
  9. 9.49 × 4 =
  10. 10.32 × 4 =
  11. 11.6 × 4 =
  12. 12.41 × 4 =
  13. 13.46 × 4 =
  14. 14.48 × 4 =
  15. 15.13 × 4 =
  16. 16.42 × 4 =
  17. 17.40 × 4 =
  18. 18.11 × 4 =
  19. 19.15 × 4 =
  20. 20.56 × 4 =
  21. 21.16 × 4 =
  22. 22.35 × 4 =
  23. 23.33 × 4 =
  24. 24.12 × 4 =
  25. 25.10 × 4 =
  26. 26.14 × 4 =
  27. 27.60 × 4 =
  28. 28.18 × 4 =
  29. 29.39 × 4 =
  30. 30.58 × 4 =
  31. 31.17 × 4 =
  32. 32.38 × 4 =
  33. 33.8 × 4 =
  34. 34.59 × 4 =
  35. 35.30 × 4 =
  36. 36.31 × 4 =
  37. 37.52 × 4 =
  38. 38.47 × 4 =
  39. 39.26 × 4 =
  40. 40.44 × 4 =

Answer key

  1. 116
  2. 88
  3. 180
  4. 136
  5. 112
  6. 100
  7. 172
  8. 144
  9. 196
  10. 128
  11. 24
  12. 164
  13. 184
  14. 192
  15. 52
  16. 168
  17. 160
  18. 44
  19. 60
  20. 224
  21. 64
  22. 140
  23. 132
  24. 48
  25. 40
  26. 56
  27. 240
  28. 72
  29. 156
  30. 232
  31. 68
  32. 152
  33. 32
  34. 236
  35. 120
  36. 124
  37. 208
  38. 188
  39. 104
  40. 176

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