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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 995 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.60 × 4 =
  2. 2.16 × 4 =
  3. 3.44 × 4 =
  4. 4.19 × 4 =
  5. 5.31 × 4 =
  6. 6.59 × 4 =
  7. 7.22 × 4 =
  8. 8.11 × 4 =
  9. 9.6 × 4 =
  10. 10.40 × 4 =
  11. 11.43 × 4 =
  12. 12.27 × 4 =
  13. 13.36 × 4 =
  14. 14.56 × 4 =
  15. 15.7 × 4 =
  16. 16.33 × 4 =
  17. 17.48 × 4 =
  18. 18.8 × 4 =
  19. 19.50 × 4 =
  20. 20.32 × 4 =
  21. 21.42 × 4 =
  22. 22.28 × 4 =
  23. 23.17 × 4 =
  24. 24.38 × 4 =
  25. 25.39 × 4 =
  26. 26.18 × 4 =
  27. 27.53 × 4 =
  28. 28.29 × 4 =
  29. 29.46 × 4 =
  30. 30.10 × 4 =
  31. 31.47 × 4 =
  32. 32.25 × 4 =
  33. 33.49 × 4 =
  34. 34.55 × 4 =
  35. 35.54 × 4 =
  36. 36.52 × 4 =
  37. 37.14 × 4 =
  38. 38.13 × 4 =
  39. 39.9 × 4 =
  40. 40.57 × 4 =

Answer key

  1. 240
  2. 64
  3. 176
  4. 76
  5. 124
  6. 236
  7. 88
  8. 44
  9. 24
  10. 160
  11. 172
  12. 108
  13. 144
  14. 224
  15. 28
  16. 132
  17. 192
  18. 32
  19. 200
  20. 128
  21. 168
  22. 112
  23. 68
  24. 152
  25. 156
  26. 72
  27. 212
  28. 116
  29. 184
  30. 40
  31. 188
  32. 100
  33. 196
  34. 220
  35. 216
  36. 208
  37. 56
  38. 52
  39. 36
  40. 228

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