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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 564 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.45 × 4 =
  2. 2.50 × 4 =
  3. 3.35 × 4 =
  4. 4.38 × 4 =
  5. 5.51 × 4 =
  6. 6.41 × 4 =
  7. 7.31 × 4 =
  8. 8.43 × 4 =
  9. 9.33 × 4 =
  10. 10.40 × 4 =
  11. 11.26 × 4 =
  12. 12.49 × 4 =
  13. 13.44 × 4 =
  14. 14.22 × 4 =
  15. 15.17 × 4 =
  16. 16.56 × 4 =
  17. 17.39 × 4 =
  18. 18.15 × 4 =
  19. 19.19 × 4 =
  20. 20.34 × 4 =
  21. 21.59 × 4 =
  22. 22.58 × 4 =
  23. 23.54 × 4 =
  24. 24.23 × 4 =
  25. 25.24 × 4 =
  26. 26.9 × 4 =
  27. 27.21 × 4 =
  28. 28.53 × 4 =
  29. 29.16 × 4 =
  30. 30.42 × 4 =
  31. 31.55 × 4 =
  32. 32.12 × 4 =
  33. 33.57 × 4 =
  34. 34.18 × 4 =
  35. 35.13 × 4 =
  36. 36.48 × 4 =
  37. 37.60 × 4 =
  38. 38.36 × 4 =
  39. 39.20 × 4 =
  40. 40.28 × 4 =

Answer key

  1. 180
  2. 200
  3. 140
  4. 152
  5. 204
  6. 164
  7. 124
  8. 172
  9. 132
  10. 160
  11. 104
  12. 196
  13. 176
  14. 88
  15. 68
  16. 224
  17. 156
  18. 60
  19. 76
  20. 136
  21. 236
  22. 232
  23. 216
  24. 92
  25. 96
  26. 36
  27. 84
  28. 212
  29. 64
  30. 168
  31. 220
  32. 48
  33. 228
  34. 72
  35. 52
  36. 192
  37. 240
  38. 144
  39. 80
  40. 112

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