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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 951 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.7 × 4 =
  2. 2.20 × 4 =
  3. 3.10 × 4 =
  4. 4.34 × 4 =
  5. 5.30 × 4 =
  6. 6.53 × 4 =
  7. 7.12 × 4 =
  8. 8.38 × 4 =
  9. 9.60 × 4 =
  10. 10.36 × 4 =
  11. 11.19 × 4 =
  12. 12.40 × 4 =
  13. 13.51 × 4 =
  14. 14.11 × 4 =
  15. 15.42 × 4 =
  16. 16.37 × 4 =
  17. 17.48 × 4 =
  18. 18.35 × 4 =
  19. 19.50 × 4 =
  20. 20.28 × 4 =
  21. 21.31 × 4 =
  22. 22.22 × 4 =
  23. 23.43 × 4 =
  24. 24.17 × 4 =
  25. 25.49 × 4 =
  26. 26.16 × 4 =
  27. 27.29 × 4 =
  28. 28.55 × 4 =
  29. 29.57 × 4 =
  30. 30.52 × 4 =
  31. 31.41 × 4 =
  32. 32.6 × 4 =
  33. 33.44 × 4 =
  34. 34.24 × 4 =
  35. 35.18 × 4 =
  36. 36.47 × 4 =
  37. 37.27 × 4 =
  38. 38.54 × 4 =
  39. 39.46 × 4 =
  40. 40.8 × 4 =

Answer key

  1. 28
  2. 80
  3. 40
  4. 136
  5. 120
  6. 212
  7. 48
  8. 152
  9. 240
  10. 144
  11. 76
  12. 160
  13. 204
  14. 44
  15. 168
  16. 148
  17. 192
  18. 140
  19. 200
  20. 112
  21. 124
  22. 88
  23. 172
  24. 68
  25. 196
  26. 64
  27. 116
  28. 220
  29. 228
  30. 208
  31. 164
  32. 24
  33. 176
  34. 96
  35. 72
  36. 188
  37. 108
  38. 216
  39. 184
  40. 32

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