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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 84 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.25 × 4 =
  2. 2.15 × 4 =
  3. 3.44 × 4 =
  4. 4.52 × 4 =
  5. 5.10 × 4 =
  6. 6.18 × 4 =
  7. 7.54 × 4 =
  8. 8.60 × 4 =
  9. 9.51 × 4 =
  10. 10.47 × 4 =
  11. 11.16 × 4 =
  12. 12.34 × 4 =
  13. 13.49 × 4 =
  14. 14.56 × 4 =
  15. 15.36 × 4 =
  16. 16.17 × 4 =
  17. 17.42 × 4 =
  18. 18.19 × 4 =
  19. 19.46 × 4 =
  20. 20.57 × 4 =
  21. 21.13 × 4 =
  22. 22.24 × 4 =
  23. 23.50 × 4 =
  24. 24.39 × 4 =
  25. 25.33 × 4 =
  26. 26.6 × 4 =
  27. 27.26 × 4 =
  28. 28.40 × 4 =
  29. 29.31 × 4 =
  30. 30.30 × 4 =
  31. 31.59 × 4 =
  32. 32.48 × 4 =
  33. 33.38 × 4 =
  34. 34.23 × 4 =
  35. 35.7 × 4 =
  36. 36.27 × 4 =
  37. 37.8 × 4 =
  38. 38.45 × 4 =
  39. 39.55 × 4 =
  40. 40.37 × 4 =

Answer key

  1. 100
  2. 60
  3. 176
  4. 208
  5. 40
  6. 72
  7. 216
  8. 240
  9. 204
  10. 188
  11. 64
  12. 136
  13. 196
  14. 224
  15. 144
  16. 68
  17. 168
  18. 76
  19. 184
  20. 228
  21. 52
  22. 96
  23. 200
  24. 156
  25. 132
  26. 24
  27. 104
  28. 160
  29. 124
  30. 120
  31. 236
  32. 192
  33. 152
  34. 92
  35. 28
  36. 108
  37. 32
  38. 180
  39. 220
  40. 148

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