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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 627 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.48 × 4 =
  2. 2.12 × 4 =
  3. 3.41 × 4 =
  4. 4.13 × 4 =
  5. 5.10 × 4 =
  6. 6.19 × 4 =
  7. 7.20 × 4 =
  8. 8.14 × 4 =
  9. 9.6 × 4 =
  10. 10.51 × 4 =
  11. 11.53 × 4 =
  12. 12.54 × 4 =
  13. 13.35 × 4 =
  14. 14.37 × 4 =
  15. 15.55 × 4 =
  16. 16.27 × 4 =
  17. 17.50 × 4 =
  18. 18.31 × 4 =
  19. 19.57 × 4 =
  20. 20.49 × 4 =
  21. 21.58 × 4 =
  22. 22.52 × 4 =
  23. 23.7 × 4 =
  24. 24.59 × 4 =
  25. 25.8 × 4 =
  26. 26.36 × 4 =
  27. 27.56 × 4 =
  28. 28.46 × 4 =
  29. 29.25 × 4 =
  30. 30.33 × 4 =
  31. 31.21 × 4 =
  32. 32.60 × 4 =
  33. 33.40 × 4 =
  34. 34.47 × 4 =
  35. 35.16 × 4 =
  36. 36.29 × 4 =
  37. 37.39 × 4 =
  38. 38.43 × 4 =
  39. 39.11 × 4 =
  40. 40.18 × 4 =

Answer key

  1. 192
  2. 48
  3. 164
  4. 52
  5. 40
  6. 76
  7. 80
  8. 56
  9. 24
  10. 204
  11. 212
  12. 216
  13. 140
  14. 148
  15. 220
  16. 108
  17. 200
  18. 124
  19. 228
  20. 196
  21. 232
  22. 208
  23. 28
  24. 236
  25. 32
  26. 144
  27. 224
  28. 184
  29. 100
  30. 132
  31. 84
  32. 240
  33. 160
  34. 188
  35. 64
  36. 116
  37. 156
  38. 172
  39. 44
  40. 72

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