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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 36 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.12 × 4 =
  2. 2.40 × 4 =
  3. 3.17 × 4 =
  4. 4.16 × 4 =
  5. 5.45 × 4 =
  6. 6.13 × 4 =
  7. 7.20 × 4 =
  8. 8.53 × 4 =
  9. 9.51 × 4 =
  10. 10.47 × 4 =
  11. 11.8 × 4 =
  12. 12.7 × 4 =
  13. 13.31 × 4 =
  14. 14.60 × 4 =
  15. 15.30 × 4 =
  16. 16.28 × 4 =
  17. 17.54 × 4 =
  18. 18.35 × 4 =
  19. 19.19 × 4 =
  20. 20.10 × 4 =
  21. 21.48 × 4 =
  22. 22.55 × 4 =
  23. 23.42 × 4 =
  24. 24.29 × 4 =
  25. 25.39 × 4 =
  26. 26.43 × 4 =
  27. 27.57 × 4 =
  28. 28.44 × 4 =
  29. 29.52 × 4 =
  30. 30.23 × 4 =
  31. 31.34 × 4 =
  32. 32.24 × 4 =
  33. 33.49 × 4 =
  34. 34.41 × 4 =
  35. 35.27 × 4 =
  36. 36.56 × 4 =
  37. 37.26 × 4 =
  38. 38.11 × 4 =
  39. 39.36 × 4 =
  40. 40.25 × 4 =

Answer key

  1. 48
  2. 160
  3. 68
  4. 64
  5. 180
  6. 52
  7. 80
  8. 212
  9. 204
  10. 188
  11. 32
  12. 28
  13. 124
  14. 240
  15. 120
  16. 112
  17. 216
  18. 140
  19. 76
  20. 40
  21. 192
  22. 220
  23. 168
  24. 116
  25. 156
  26. 172
  27. 228
  28. 176
  29. 208
  30. 92
  31. 136
  32. 96
  33. 196
  34. 164
  35. 108
  36. 224
  37. 104
  38. 44
  39. 144
  40. 100

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