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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 736 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.57 × 4 =
  2. 2.40 × 4 =
  3. 3.29 × 4 =
  4. 4.39 × 4 =
  5. 5.44 × 4 =
  6. 6.15 × 4 =
  7. 7.33 × 4 =
  8. 8.27 × 4 =
  9. 9.59 × 4 =
  10. 10.51 × 4 =
  11. 11.56 × 4 =
  12. 12.55 × 4 =
  13. 13.42 × 4 =
  14. 14.30 × 4 =
  15. 15.52 × 4 =
  16. 16.12 × 4 =
  17. 17.34 × 4 =
  18. 18.31 × 4 =
  19. 19.43 × 4 =
  20. 20.35 × 4 =
  21. 21.6 × 4 =
  22. 22.18 × 4 =
  23. 23.36 × 4 =
  24. 24.32 × 4 =
  25. 25.19 × 4 =
  26. 26.58 × 4 =
  27. 27.11 × 4 =
  28. 28.49 × 4 =
  29. 29.25 × 4 =
  30. 30.28 × 4 =
  31. 31.7 × 4 =
  32. 32.60 × 4 =
  33. 33.46 × 4 =
  34. 34.17 × 4 =
  35. 35.21 × 4 =
  36. 36.53 × 4 =
  37. 37.54 × 4 =
  38. 38.10 × 4 =
  39. 39.38 × 4 =
  40. 40.36 × 4 =

Answer key

  1. 228
  2. 160
  3. 116
  4. 156
  5. 176
  6. 60
  7. 132
  8. 108
  9. 236
  10. 204
  11. 224
  12. 220
  13. 168
  14. 120
  15. 208
  16. 48
  17. 136
  18. 124
  19. 172
  20. 140
  21. 24
  22. 72
  23. 144
  24. 128
  25. 76
  26. 232
  27. 44
  28. 196
  29. 100
  30. 112
  31. 28
  32. 240
  33. 184
  34. 68
  35. 84
  36. 212
  37. 216
  38. 40
  39. 152
  40. 144

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