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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 862 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.52 × 4 =
  2. 2.17 × 4 =
  3. 3.12 × 4 =
  4. 4.45 × 4 =
  5. 5.49 × 4 =
  6. 6.9 × 4 =
  7. 7.24 × 4 =
  8. 8.47 × 4 =
  9. 9.59 × 4 =
  10. 10.28 × 4 =
  11. 11.58 × 4 =
  12. 12.14 × 4 =
  13. 13.38 × 4 =
  14. 14.56 × 4 =
  15. 15.39 × 4 =
  16. 16.29 × 4 =
  17. 17.16 × 4 =
  18. 18.19 × 4 =
  19. 19.36 × 4 =
  20. 20.8 × 4 =
  21. 21.7 × 4 =
  22. 22.11 × 4 =
  23. 23.21 × 4 =
  24. 24.25 × 4 =
  25. 25.13 × 4 =
  26. 26.43 × 4 =
  27. 27.46 × 4 =
  28. 28.30 × 4 =
  29. 29.37 × 4 =
  30. 30.32 × 4 =
  31. 31.34 × 4 =
  32. 32.60 × 4 =
  33. 33.35 × 4 =
  34. 34.31 × 4 =
  35. 35.18 × 4 =
  36. 36.40 × 4 =
  37. 37.48 × 4 =
  38. 38.55 × 4 =
  39. 39.10 × 4 =
  40. 40.53 × 4 =

Answer key

  1. 208
  2. 68
  3. 48
  4. 180
  5. 196
  6. 36
  7. 96
  8. 188
  9. 236
  10. 112
  11. 232
  12. 56
  13. 152
  14. 224
  15. 156
  16. 116
  17. 64
  18. 76
  19. 144
  20. 32
  21. 28
  22. 44
  23. 84
  24. 100
  25. 52
  26. 172
  27. 184
  28. 120
  29. 148
  30. 128
  31. 136
  32. 240
  33. 140
  34. 124
  35. 72
  36. 160
  37. 192
  38. 220
  39. 40
  40. 212

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