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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 545 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.8 × 4 =
  2. 2.32 × 4 =
  3. 3.50 × 4 =
  4. 4.60 × 4 =
  5. 5.46 × 4 =
  6. 6.29 × 4 =
  7. 7.19 × 4 =
  8. 8.34 × 4 =
  9. 9.13 × 4 =
  10. 10.57 × 4 =
  11. 11.18 × 4 =
  12. 12.47 × 4 =
  13. 13.24 × 4 =
  14. 14.10 × 4 =
  15. 15.35 × 4 =
  16. 16.59 × 4 =
  17. 17.27 × 4 =
  18. 18.33 × 4 =
  19. 19.9 × 4 =
  20. 20.17 × 4 =
  21. 21.51 × 4 =
  22. 22.15 × 4 =
  23. 23.16 × 4 =
  24. 24.53 × 4 =
  25. 25.44 × 4 =
  26. 26.41 × 4 =
  27. 27.38 × 4 =
  28. 28.37 × 4 =
  29. 29.39 × 4 =
  30. 30.25 × 4 =
  31. 31.22 × 4 =
  32. 32.42 × 4 =
  33. 33.11 × 4 =
  34. 34.58 × 4 =
  35. 35.54 × 4 =
  36. 36.56 × 4 =
  37. 37.55 × 4 =
  38. 38.49 × 4 =
  39. 39.48 × 4 =
  40. 40.28 × 4 =

Answer key

  1. 32
  2. 128
  3. 200
  4. 240
  5. 184
  6. 116
  7. 76
  8. 136
  9. 52
  10. 228
  11. 72
  12. 188
  13. 96
  14. 40
  15. 140
  16. 236
  17. 108
  18. 132
  19. 36
  20. 68
  21. 204
  22. 60
  23. 64
  24. 212
  25. 176
  26. 164
  27. 152
  28. 148
  29. 156
  30. 100
  31. 88
  32. 168
  33. 44
  34. 232
  35. 216
  36. 224
  37. 220
  38. 196
  39. 192
  40. 112

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