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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 993 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.6 × 4 =
  2. 2.58 × 4 =
  3. 3.9 × 4 =
  4. 4.10 × 4 =
  5. 5.15 × 4 =
  6. 6.34 × 4 =
  7. 7.42 × 4 =
  8. 8.20 × 4 =
  9. 9.31 × 4 =
  10. 10.57 × 4 =
  11. 11.18 × 4 =
  12. 12.49 × 4 =
  13. 13.29 × 4 =
  14. 14.46 × 4 =
  15. 15.19 × 4 =
  16. 16.23 × 4 =
  17. 17.25 × 4 =
  18. 18.54 × 4 =
  19. 19.22 × 4 =
  20. 20.36 × 4 =
  21. 21.37 × 4 =
  22. 22.35 × 4 =
  23. 23.43 × 4 =
  24. 24.7 × 4 =
  25. 25.16 × 4 =
  26. 26.11 × 4 =
  27. 27.52 × 4 =
  28. 28.32 × 4 =
  29. 29.59 × 4 =
  30. 30.14 × 4 =
  31. 31.26 × 4 =
  32. 32.48 × 4 =
  33. 33.28 × 4 =
  34. 34.38 × 4 =
  35. 35.8 × 4 =
  36. 36.40 × 4 =
  37. 37.53 × 4 =
  38. 38.17 × 4 =
  39. 39.21 × 4 =
  40. 40.37 × 4 =

Answer key

  1. 24
  2. 232
  3. 36
  4. 40
  5. 60
  6. 136
  7. 168
  8. 80
  9. 124
  10. 228
  11. 72
  12. 196
  13. 116
  14. 184
  15. 76
  16. 92
  17. 100
  18. 216
  19. 88
  20. 144
  21. 148
  22. 140
  23. 172
  24. 28
  25. 64
  26. 44
  27. 208
  28. 128
  29. 236
  30. 56
  31. 104
  32. 192
  33. 112
  34. 152
  35. 32
  36. 160
  37. 212
  38. 68
  39. 84
  40. 148

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