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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 150 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.18 × 4 =
  2. 2.28 × 4 =
  3. 3.20 × 4 =
  4. 4.35 × 4 =
  5. 5.19 × 4 =
  6. 6.40 × 4 =
  7. 7.11 × 4 =
  8. 8.27 × 4 =
  9. 9.43 × 4 =
  10. 10.38 × 4 =
  11. 11.37 × 4 =
  12. 12.21 × 4 =
  13. 13.48 × 4 =
  14. 14.54 × 4 =
  15. 15.41 × 4 =
  16. 16.45 × 4 =
  17. 17.51 × 4 =
  18. 18.14 × 4 =
  19. 19.36 × 4 =
  20. 20.56 × 4 =
  21. 21.50 × 4 =
  22. 22.9 × 4 =
  23. 23.15 × 4 =
  24. 24.22 × 4 =
  25. 25.29 × 4 =
  26. 26.57 × 4 =
  27. 27.32 × 4 =
  28. 28.31 × 4 =
  29. 29.16 × 4 =
  30. 30.24 × 4 =
  31. 31.59 × 4 =
  32. 32.6 × 4 =
  33. 33.39 × 4 =
  34. 34.30 × 4 =
  35. 35.44 × 4 =
  36. 36.42 × 4 =
  37. 37.17 × 4 =
  38. 38.34 × 4 =
  39. 39.10 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 72
  2. 112
  3. 80
  4. 140
  5. 76
  6. 160
  7. 44
  8. 108
  9. 172
  10. 152
  11. 148
  12. 84
  13. 192
  14. 216
  15. 164
  16. 180
  17. 204
  18. 56
  19. 144
  20. 224
  21. 200
  22. 36
  23. 60
  24. 88
  25. 116
  26. 228
  27. 128
  28. 124
  29. 64
  30. 96
  31. 236
  32. 24
  33. 156
  34. 120
  35. 176
  36. 168
  37. 68
  38. 136
  39. 40
  40. 32

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