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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 757 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.38 × 4 =
  2. 2.9 × 4 =
  3. 3.17 × 4 =
  4. 4.58 × 4 =
  5. 5.57 × 4 =
  6. 6.37 × 4 =
  7. 7.10 × 4 =
  8. 8.11 × 4 =
  9. 9.14 × 4 =
  10. 10.13 × 4 =
  11. 11.7 × 4 =
  12. 12.56 × 4 =
  13. 13.39 × 4 =
  14. 14.20 × 4 =
  15. 15.50 × 4 =
  16. 16.25 × 4 =
  17. 17.51 × 4 =
  18. 18.24 × 4 =
  19. 19.12 × 4 =
  20. 20.60 × 4 =
  21. 21.16 × 4 =
  22. 22.28 × 4 =
  23. 23.48 × 4 =
  24. 24.21 × 4 =
  25. 25.59 × 4 =
  26. 26.31 × 4 =
  27. 27.45 × 4 =
  28. 28.26 × 4 =
  29. 29.42 × 4 =
  30. 30.33 × 4 =
  31. 31.46 × 4 =
  32. 32.41 × 4 =
  33. 33.18 × 4 =
  34. 34.54 × 4 =
  35. 35.43 × 4 =
  36. 36.32 × 4 =
  37. 37.8 × 4 =
  38. 38.40 × 4 =
  39. 39.29 × 4 =
  40. 40.44 × 4 =

Answer key

  1. 152
  2. 36
  3. 68
  4. 232
  5. 228
  6. 148
  7. 40
  8. 44
  9. 56
  10. 52
  11. 28
  12. 224
  13. 156
  14. 80
  15. 200
  16. 100
  17. 204
  18. 96
  19. 48
  20. 240
  21. 64
  22. 112
  23. 192
  24. 84
  25. 236
  26. 124
  27. 180
  28. 104
  29. 168
  30. 132
  31. 184
  32. 164
  33. 72
  34. 216
  35. 172
  36. 128
  37. 32
  38. 160
  39. 116
  40. 176

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