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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 716 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.15 × 4 =
  2. 2.30 × 4 =
  3. 3.6 × 4 =
  4. 4.57 × 4 =
  5. 5.56 × 4 =
  6. 6.25 × 4 =
  7. 7.53 × 4 =
  8. 8.58 × 4 =
  9. 9.49 × 4 =
  10. 10.38 × 4 =
  11. 11.39 × 4 =
  12. 12.31 × 4 =
  13. 13.14 × 4 =
  14. 14.27 × 4 =
  15. 15.55 × 4 =
  16. 16.18 × 4 =
  17. 17.29 × 4 =
  18. 18.34 × 4 =
  19. 19.13 × 4 =
  20. 20.51 × 4 =
  21. 21.33 × 4 =
  22. 22.20 × 4 =
  23. 23.40 × 4 =
  24. 24.9 × 4 =
  25. 25.12 × 4 =
  26. 26.60 × 4 =
  27. 27.7 × 4 =
  28. 28.50 × 4 =
  29. 29.23 × 4 =
  30. 30.35 × 4 =
  31. 31.28 × 4 =
  32. 32.10 × 4 =
  33. 33.37 × 4 =
  34. 34.59 × 4 =
  35. 35.45 × 4 =
  36. 36.48 × 4 =
  37. 37.8 × 4 =
  38. 38.52 × 4 =
  39. 39.47 × 4 =
  40. 40.21 × 4 =

Answer key

  1. 60
  2. 120
  3. 24
  4. 228
  5. 224
  6. 100
  7. 212
  8. 232
  9. 196
  10. 152
  11. 156
  12. 124
  13. 56
  14. 108
  15. 220
  16. 72
  17. 116
  18. 136
  19. 52
  20. 204
  21. 132
  22. 80
  23. 160
  24. 36
  25. 48
  26. 240
  27. 28
  28. 200
  29. 92
  30. 140
  31. 112
  32. 40
  33. 148
  34. 236
  35. 180
  36. 192
  37. 32
  38. 208
  39. 188
  40. 84

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