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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 693 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.31 × 4 =
  2. 2.8 × 4 =
  3. 3.22 × 4 =
  4. 4.18 × 4 =
  5. 5.34 × 4 =
  6. 6.14 × 4 =
  7. 7.48 × 4 =
  8. 8.16 × 4 =
  9. 9.15 × 4 =
  10. 10.46 × 4 =
  11. 11.55 × 4 =
  12. 12.41 × 4 =
  13. 13.51 × 4 =
  14. 14.26 × 4 =
  15. 15.21 × 4 =
  16. 16.9 × 4 =
  17. 17.52 × 4 =
  18. 18.12 × 4 =
  19. 19.57 × 4 =
  20. 20.53 × 4 =
  21. 21.25 × 4 =
  22. 22.40 × 4 =
  23. 23.54 × 4 =
  24. 24.10 × 4 =
  25. 25.23 × 4 =
  26. 26.35 × 4 =
  27. 27.7 × 4 =
  28. 28.44 × 4 =
  29. 29.47 × 4 =
  30. 30.50 × 4 =
  31. 31.39 × 4 =
  32. 32.20 × 4 =
  33. 33.43 × 4 =
  34. 34.49 × 4 =
  35. 35.28 × 4 =
  36. 36.17 × 4 =
  37. 37.33 × 4 =
  38. 38.19 × 4 =
  39. 39.37 × 4 =
  40. 40.30 × 4 =

Answer key

  1. 124
  2. 32
  3. 88
  4. 72
  5. 136
  6. 56
  7. 192
  8. 64
  9. 60
  10. 184
  11. 220
  12. 164
  13. 204
  14. 104
  15. 84
  16. 36
  17. 208
  18. 48
  19. 228
  20. 212
  21. 100
  22. 160
  23. 216
  24. 40
  25. 92
  26. 140
  27. 28
  28. 176
  29. 188
  30. 200
  31. 156
  32. 80
  33. 172
  34. 196
  35. 112
  36. 68
  37. 132
  38. 76
  39. 148
  40. 120

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