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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 799 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.38 × 4 =
  3. 3.13 × 4 =
  4. 4.17 × 4 =
  5. 5.57 × 4 =
  6. 6.55 × 4 =
  7. 7.52 × 4 =
  8. 8.24 × 4 =
  9. 9.60 × 4 =
  10. 10.56 × 4 =
  11. 11.42 × 4 =
  12. 12.59 × 4 =
  13. 13.21 × 4 =
  14. 14.28 × 4 =
  15. 15.8 × 4 =
  16. 16.27 × 4 =
  17. 17.29 × 4 =
  18. 18.40 × 4 =
  19. 19.25 × 4 =
  20. 20.19 × 4 =
  21. 21.32 × 4 =
  22. 22.48 × 4 =
  23. 23.47 × 4 =
  24. 24.14 × 4 =
  25. 25.12 × 4 =
  26. 26.41 × 4 =
  27. 27.54 × 4 =
  28. 28.45 × 4 =
  29. 29.10 × 4 =
  30. 30.46 × 4 =
  31. 31.34 × 4 =
  32. 32.49 × 4 =
  33. 33.22 × 4 =
  34. 34.51 × 4 =
  35. 35.43 × 4 =
  36. 36.15 × 4 =
  37. 37.53 × 4 =
  38. 38.20 × 4 =
  39. 39.35 × 4 =
  40. 40.16 × 4 =

Answer key

  1. 24
  2. 152
  3. 52
  4. 68
  5. 228
  6. 220
  7. 208
  8. 96
  9. 240
  10. 224
  11. 168
  12. 236
  13. 84
  14. 112
  15. 32
  16. 108
  17. 116
  18. 160
  19. 100
  20. 76
  21. 128
  22. 192
  23. 188
  24. 56
  25. 48
  26. 164
  27. 216
  28. 180
  29. 40
  30. 184
  31. 136
  32. 196
  33. 88
  34. 204
  35. 172
  36. 60
  37. 212
  38. 80
  39. 140
  40. 64

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