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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 864 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.10 × 4 =
  2. 2.45 × 4 =
  3. 3.39 × 4 =
  4. 4.46 × 4 =
  5. 5.57 × 4 =
  6. 6.44 × 4 =
  7. 7.18 × 4 =
  8. 8.60 × 4 =
  9. 9.50 × 4 =
  10. 10.32 × 4 =
  11. 11.14 × 4 =
  12. 12.42 × 4 =
  13. 13.43 × 4 =
  14. 14.17 × 4 =
  15. 15.55 × 4 =
  16. 16.20 × 4 =
  17. 17.33 × 4 =
  18. 18.23 × 4 =
  19. 19.21 × 4 =
  20. 20.8 × 4 =
  21. 21.12 × 4 =
  22. 22.56 × 4 =
  23. 23.40 × 4 =
  24. 24.54 × 4 =
  25. 25.48 × 4 =
  26. 26.58 × 4 =
  27. 27.47 × 4 =
  28. 28.38 × 4 =
  29. 29.6 × 4 =
  30. 30.13 × 4 =
  31. 31.7 × 4 =
  32. 32.16 × 4 =
  33. 33.35 × 4 =
  34. 34.59 × 4 =
  35. 35.30 × 4 =
  36. 36.49 × 4 =
  37. 37.11 × 4 =
  38. 38.19 × 4 =
  39. 39.22 × 4 =
  40. 40.25 × 4 =

Answer key

  1. 40
  2. 180
  3. 156
  4. 184
  5. 228
  6. 176
  7. 72
  8. 240
  9. 200
  10. 128
  11. 56
  12. 168
  13. 172
  14. 68
  15. 220
  16. 80
  17. 132
  18. 92
  19. 84
  20. 32
  21. 48
  22. 224
  23. 160
  24. 216
  25. 192
  26. 232
  27. 188
  28. 152
  29. 24
  30. 52
  31. 28
  32. 64
  33. 140
  34. 236
  35. 120
  36. 196
  37. 44
  38. 76
  39. 88
  40. 100

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