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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 92 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.28 × 4 =
  2. 2.52 × 4 =
  3. 3.59 × 4 =
  4. 4.48 × 4 =
  5. 5.46 × 4 =
  6. 6.22 × 4 =
  7. 7.18 × 4 =
  8. 8.6 × 4 =
  9. 9.36 × 4 =
  10. 10.33 × 4 =
  11. 11.9 × 4 =
  12. 12.7 × 4 =
  13. 13.47 × 4 =
  14. 14.37 × 4 =
  15. 15.19 × 4 =
  16. 16.56 × 4 =
  17. 17.26 × 4 =
  18. 18.20 × 4 =
  19. 19.57 × 4 =
  20. 20.58 × 4 =
  21. 21.38 × 4 =
  22. 22.27 × 4 =
  23. 23.12 × 4 =
  24. 24.42 × 4 =
  25. 25.14 × 4 =
  26. 26.60 × 4 =
  27. 27.53 × 4 =
  28. 28.30 × 4 =
  29. 29.45 × 4 =
  30. 30.23 × 4 =
  31. 31.16 × 4 =
  32. 32.31 × 4 =
  33. 33.17 × 4 =
  34. 34.54 × 4 =
  35. 35.50 × 4 =
  36. 36.43 × 4 =
  37. 37.44 × 4 =
  38. 38.8 × 4 =
  39. 39.11 × 4 =
  40. 40.40 × 4 =

Answer key

  1. 112
  2. 208
  3. 236
  4. 192
  5. 184
  6. 88
  7. 72
  8. 24
  9. 144
  10. 132
  11. 36
  12. 28
  13. 188
  14. 148
  15. 76
  16. 224
  17. 104
  18. 80
  19. 228
  20. 232
  21. 152
  22. 108
  23. 48
  24. 168
  25. 56
  26. 240
  27. 212
  28. 120
  29. 180
  30. 92
  31. 64
  32. 124
  33. 68
  34. 216
  35. 200
  36. 172
  37. 176
  38. 32
  39. 44
  40. 160

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