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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 935 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.39 × 4 =
  2. 2.57 × 4 =
  3. 3.56 × 4 =
  4. 4.44 × 4 =
  5. 5.18 × 4 =
  6. 6.28 × 4 =
  7. 7.9 × 4 =
  8. 8.29 × 4 =
  9. 9.14 × 4 =
  10. 10.26 × 4 =
  11. 11.50 × 4 =
  12. 12.54 × 4 =
  13. 13.35 × 4 =
  14. 14.38 × 4 =
  15. 15.47 × 4 =
  16. 16.21 × 4 =
  17. 17.11 × 4 =
  18. 18.6 × 4 =
  19. 19.22 × 4 =
  20. 20.7 × 4 =
  21. 21.53 × 4 =
  22. 22.60 × 4 =
  23. 23.12 × 4 =
  24. 24.24 × 4 =
  25. 25.36 × 4 =
  26. 26.52 × 4 =
  27. 27.37 × 4 =
  28. 28.40 × 4 =
  29. 29.10 × 4 =
  30. 30.25 × 4 =
  31. 31.17 × 4 =
  32. 32.46 × 4 =
  33. 33.58 × 4 =
  34. 34.16 × 4 =
  35. 35.48 × 4 =
  36. 36.43 × 4 =
  37. 37.23 × 4 =
  38. 38.30 × 4 =
  39. 39.55 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 156
  2. 228
  3. 224
  4. 176
  5. 72
  6. 112
  7. 36
  8. 116
  9. 56
  10. 104
  11. 200
  12. 216
  13. 140
  14. 152
  15. 188
  16. 84
  17. 44
  18. 24
  19. 88
  20. 28
  21. 212
  22. 240
  23. 48
  24. 96
  25. 144
  26. 208
  27. 148
  28. 160
  29. 40
  30. 100
  31. 68
  32. 184
  33. 232
  34. 64
  35. 192
  36. 172
  37. 92
  38. 120
  39. 220
  40. 236

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