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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 955 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.42 × 4 =
  2. 2.31 × 4 =
  3. 3.27 × 4 =
  4. 4.40 × 4 =
  5. 5.36 × 4 =
  6. 6.54 × 4 =
  7. 7.12 × 4 =
  8. 8.45 × 4 =
  9. 9.55 × 4 =
  10. 10.39 × 4 =
  11. 11.30 × 4 =
  12. 12.56 × 4 =
  13. 13.28 × 4 =
  14. 14.18 × 4 =
  15. 15.50 × 4 =
  16. 16.10 × 4 =
  17. 17.9 × 4 =
  18. 18.43 × 4 =
  19. 19.22 × 4 =
  20. 20.53 × 4 =
  21. 21.25 × 4 =
  22. 22.20 × 4 =
  23. 23.33 × 4 =
  24. 24.6 × 4 =
  25. 25.21 × 4 =
  26. 26.32 × 4 =
  27. 27.57 × 4 =
  28. 28.17 × 4 =
  29. 29.51 × 4 =
  30. 30.23 × 4 =
  31. 31.41 × 4 =
  32. 32.58 × 4 =
  33. 33.19 × 4 =
  34. 34.34 × 4 =
  35. 35.14 × 4 =
  36. 36.49 × 4 =
  37. 37.16 × 4 =
  38. 38.44 × 4 =
  39. 39.11 × 4 =
  40. 40.37 × 4 =

Answer key

  1. 168
  2. 124
  3. 108
  4. 160
  5. 144
  6. 216
  7. 48
  8. 180
  9. 220
  10. 156
  11. 120
  12. 224
  13. 112
  14. 72
  15. 200
  16. 40
  17. 36
  18. 172
  19. 88
  20. 212
  21. 100
  22. 80
  23. 132
  24. 24
  25. 84
  26. 128
  27. 228
  28. 68
  29. 204
  30. 92
  31. 164
  32. 232
  33. 76
  34. 136
  35. 56
  36. 196
  37. 64
  38. 176
  39. 44
  40. 148

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