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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 709 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.23 × 4 =
  2. 2.55 × 4 =
  3. 3.37 × 4 =
  4. 4.17 × 4 =
  5. 5.48 × 4 =
  6. 6.16 × 4 =
  7. 7.44 × 4 =
  8. 8.11 × 4 =
  9. 9.53 × 4 =
  10. 10.59 × 4 =
  11. 11.25 × 4 =
  12. 12.54 × 4 =
  13. 13.43 × 4 =
  14. 14.42 × 4 =
  15. 15.29 × 4 =
  16. 16.33 × 4 =
  17. 17.21 × 4 =
  18. 18.18 × 4 =
  19. 19.52 × 4 =
  20. 20.46 × 4 =
  21. 21.35 × 4 =
  22. 22.47 × 4 =
  23. 23.56 × 4 =
  24. 24.30 × 4 =
  25. 25.9 × 4 =
  26. 26.51 × 4 =
  27. 27.13 × 4 =
  28. 28.19 × 4 =
  29. 29.15 × 4 =
  30. 30.57 × 4 =
  31. 31.32 × 4 =
  32. 32.34 × 4 =
  33. 33.22 × 4 =
  34. 34.7 × 4 =
  35. 35.12 × 4 =
  36. 36.58 × 4 =
  37. 37.40 × 4 =
  38. 38.24 × 4 =
  39. 39.41 × 4 =
  40. 40.10 × 4 =

Answer key

  1. 92
  2. 220
  3. 148
  4. 68
  5. 192
  6. 64
  7. 176
  8. 44
  9. 212
  10. 236
  11. 100
  12. 216
  13. 172
  14. 168
  15. 116
  16. 132
  17. 84
  18. 72
  19. 208
  20. 184
  21. 140
  22. 188
  23. 224
  24. 120
  25. 36
  26. 204
  27. 52
  28. 76
  29. 60
  30. 228
  31. 128
  32. 136
  33. 88
  34. 28
  35. 48
  36. 232
  37. 160
  38. 96
  39. 164
  40. 40

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