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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 252 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.15 × 4 =
  2. 2.41 × 4 =
  3. 3.8 × 4 =
  4. 4.36 × 4 =
  5. 5.12 × 4 =
  6. 6.25 × 4 =
  7. 7.32 × 4 =
  8. 8.58 × 4 =
  9. 9.13 × 4 =
  10. 10.17 × 4 =
  11. 11.44 × 4 =
  12. 12.21 × 4 =
  13. 13.34 × 4 =
  14. 14.16 × 4 =
  15. 15.53 × 4 =
  16. 16.57 × 4 =
  17. 17.55 × 4 =
  18. 18.45 × 4 =
  19. 19.56 × 4 =
  20. 20.24 × 4 =
  21. 21.30 × 4 =
  22. 22.59 × 4 =
  23. 23.26 × 4 =
  24. 24.49 × 4 =
  25. 25.47 × 4 =
  26. 26.19 × 4 =
  27. 27.6 × 4 =
  28. 28.50 × 4 =
  29. 29.51 × 4 =
  30. 30.14 × 4 =
  31. 31.7 × 4 =
  32. 32.42 × 4 =
  33. 33.33 × 4 =
  34. 34.9 × 4 =
  35. 35.52 × 4 =
  36. 36.11 × 4 =
  37. 37.43 × 4 =
  38. 38.29 × 4 =
  39. 39.48 × 4 =
  40. 40.10 × 4 =

Answer key

  1. 60
  2. 164
  3. 32
  4. 144
  5. 48
  6. 100
  7. 128
  8. 232
  9. 52
  10. 68
  11. 176
  12. 84
  13. 136
  14. 64
  15. 212
  16. 228
  17. 220
  18. 180
  19. 224
  20. 96
  21. 120
  22. 236
  23. 104
  24. 196
  25. 188
  26. 76
  27. 24
  28. 200
  29. 204
  30. 56
  31. 28
  32. 168
  33. 132
  34. 36
  35. 208
  36. 44
  37. 172
  38. 116
  39. 192
  40. 40

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