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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 522 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.19 × 4 =
  2. 2.48 × 4 =
  3. 3.16 × 4 =
  4. 4.53 × 4 =
  5. 5.39 × 4 =
  6. 6.41 × 4 =
  7. 7.15 × 4 =
  8. 8.37 × 4 =
  9. 9.29 × 4 =
  10. 10.35 × 4 =
  11. 11.14 × 4 =
  12. 12.59 × 4 =
  13. 13.54 × 4 =
  14. 14.34 × 4 =
  15. 15.17 × 4 =
  16. 16.8 × 4 =
  17. 17.46 × 4 =
  18. 18.50 × 4 =
  19. 19.47 × 4 =
  20. 20.38 × 4 =
  21. 21.13 × 4 =
  22. 22.33 × 4 =
  23. 23.28 × 4 =
  24. 24.52 × 4 =
  25. 25.55 × 4 =
  26. 26.42 × 4 =
  27. 27.49 × 4 =
  28. 28.7 × 4 =
  29. 29.9 × 4 =
  30. 30.6 × 4 =
  31. 31.25 × 4 =
  32. 32.51 × 4 =
  33. 33.22 × 4 =
  34. 34.40 × 4 =
  35. 35.11 × 4 =
  36. 36.18 × 4 =
  37. 37.12 × 4 =
  38. 38.56 × 4 =
  39. 39.20 × 4 =
  40. 40.57 × 4 =

Answer key

  1. 76
  2. 192
  3. 64
  4. 212
  5. 156
  6. 164
  7. 60
  8. 148
  9. 116
  10. 140
  11. 56
  12. 236
  13. 216
  14. 136
  15. 68
  16. 32
  17. 184
  18. 200
  19. 188
  20. 152
  21. 52
  22. 132
  23. 112
  24. 208
  25. 220
  26. 168
  27. 196
  28. 28
  29. 36
  30. 24
  31. 100
  32. 204
  33. 88
  34. 160
  35. 44
  36. 72
  37. 48
  38. 224
  39. 80
  40. 228

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