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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 210 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.58 × 4 =
  2. 2.8 × 4 =
  3. 3.39 × 4 =
  4. 4.53 × 4 =
  5. 5.47 × 4 =
  6. 6.32 × 4 =
  7. 7.12 × 4 =
  8. 8.21 × 4 =
  9. 9.31 × 4 =
  10. 10.27 × 4 =
  11. 11.42 × 4 =
  12. 12.30 × 4 =
  13. 13.40 × 4 =
  14. 14.60 × 4 =
  15. 15.25 × 4 =
  16. 16.29 × 4 =
  17. 17.36 × 4 =
  18. 18.50 × 4 =
  19. 19.51 × 4 =
  20. 20.57 × 4 =
  21. 21.34 × 4 =
  22. 22.17 × 4 =
  23. 23.14 × 4 =
  24. 24.35 × 4 =
  25. 25.24 × 4 =
  26. 26.15 × 4 =
  27. 27.10 × 4 =
  28. 28.54 × 4 =
  29. 29.44 × 4 =
  30. 30.37 × 4 =
  31. 31.48 × 4 =
  32. 32.16 × 4 =
  33. 33.28 × 4 =
  34. 34.55 × 4 =
  35. 35.46 × 4 =
  36. 36.41 × 4 =
  37. 37.49 × 4 =
  38. 38.26 × 4 =
  39. 39.11 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 232
  2. 32
  3. 156
  4. 212
  5. 188
  6. 128
  7. 48
  8. 84
  9. 124
  10. 108
  11. 168
  12. 120
  13. 160
  14. 240
  15. 100
  16. 116
  17. 144
  18. 200
  19. 204
  20. 228
  21. 136
  22. 68
  23. 56
  24. 140
  25. 96
  26. 60
  27. 40
  28. 216
  29. 176
  30. 148
  31. 192
  32. 64
  33. 112
  34. 220
  35. 184
  36. 164
  37. 196
  38. 104
  39. 44
  40. 236

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