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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 18 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.53 × 4 =
  2. 2.44 × 4 =
  3. 3.15 × 4 =
  4. 4.42 × 4 =
  5. 5.39 × 4 =
  6. 6.24 × 4 =
  7. 7.20 × 4 =
  8. 8.29 × 4 =
  9. 9.16 × 4 =
  10. 10.6 × 4 =
  11. 11.38 × 4 =
  12. 12.32 × 4 =
  13. 13.46 × 4 =
  14. 14.35 × 4 =
  15. 15.12 × 4 =
  16. 16.40 × 4 =
  17. 17.7 × 4 =
  18. 18.27 × 4 =
  19. 19.33 × 4 =
  20. 20.10 × 4 =
  21. 21.28 × 4 =
  22. 22.18 × 4 =
  23. 23.54 × 4 =
  24. 24.9 × 4 =
  25. 25.58 × 4 =
  26. 26.13 × 4 =
  27. 27.45 × 4 =
  28. 28.36 × 4 =
  29. 29.56 × 4 =
  30. 30.55 × 4 =
  31. 31.8 × 4 =
  32. 32.49 × 4 =
  33. 33.17 × 4 =
  34. 34.31 × 4 =
  35. 35.41 × 4 =
  36. 36.25 × 4 =
  37. 37.37 × 4 =
  38. 38.43 × 4 =
  39. 39.50 × 4 =
  40. 40.22 × 4 =

Answer key

  1. 212
  2. 176
  3. 60
  4. 168
  5. 156
  6. 96
  7. 80
  8. 116
  9. 64
  10. 24
  11. 152
  12. 128
  13. 184
  14. 140
  15. 48
  16. 160
  17. 28
  18. 108
  19. 132
  20. 40
  21. 112
  22. 72
  23. 216
  24. 36
  25. 232
  26. 52
  27. 180
  28. 144
  29. 224
  30. 220
  31. 32
  32. 196
  33. 68
  34. 124
  35. 164
  36. 100
  37. 148
  38. 172
  39. 200
  40. 88

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