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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 663 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.60 × 4 =
  2. 2.50 × 4 =
  3. 3.30 × 4 =
  4. 4.51 × 4 =
  5. 5.6 × 4 =
  6. 6.17 × 4 =
  7. 7.28 × 4 =
  8. 8.10 × 4 =
  9. 9.45 × 4 =
  10. 10.38 × 4 =
  11. 11.19 × 4 =
  12. 12.57 × 4 =
  13. 13.15 × 4 =
  14. 14.42 × 4 =
  15. 15.29 × 4 =
  16. 16.24 × 4 =
  17. 17.47 × 4 =
  18. 18.59 × 4 =
  19. 19.27 × 4 =
  20. 20.40 × 4 =
  21. 21.44 × 4 =
  22. 22.33 × 4 =
  23. 23.56 × 4 =
  24. 24.58 × 4 =
  25. 25.11 × 4 =
  26. 26.54 × 4 =
  27. 27.49 × 4 =
  28. 28.25 × 4 =
  29. 29.48 × 4 =
  30. 30.26 × 4 =
  31. 31.8 × 4 =
  32. 32.52 × 4 =
  33. 33.13 × 4 =
  34. 34.12 × 4 =
  35. 35.53 × 4 =
  36. 36.39 × 4 =
  37. 37.55 × 4 =
  38. 38.20 × 4 =
  39. 39.37 × 4 =
  40. 40.41 × 4 =

Answer key

  1. 240
  2. 200
  3. 120
  4. 204
  5. 24
  6. 68
  7. 112
  8. 40
  9. 180
  10. 152
  11. 76
  12. 228
  13. 60
  14. 168
  15. 116
  16. 96
  17. 188
  18. 236
  19. 108
  20. 160
  21. 176
  22. 132
  23. 224
  24. 232
  25. 44
  26. 216
  27. 196
  28. 100
  29. 192
  30. 104
  31. 32
  32. 208
  33. 52
  34. 48
  35. 212
  36. 156
  37. 220
  38. 80
  39. 148
  40. 164

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