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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 639 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.59 × 4 =
  2. 2.10 × 4 =
  3. 3.32 × 4 =
  4. 4.51 × 4 =
  5. 5.58 × 4 =
  6. 6.49 × 4 =
  7. 7.35 × 4 =
  8. 8.36 × 4 =
  9. 9.37 × 4 =
  10. 10.30 × 4 =
  11. 11.16 × 4 =
  12. 12.27 × 4 =
  13. 13.47 × 4 =
  14. 14.15 × 4 =
  15. 15.18 × 4 =
  16. 16.8 × 4 =
  17. 17.43 × 4 =
  18. 18.34 × 4 =
  19. 19.13 × 4 =
  20. 20.60 × 4 =
  21. 21.25 × 4 =
  22. 22.45 × 4 =
  23. 23.19 × 4 =
  24. 24.31 × 4 =
  25. 25.7 × 4 =
  26. 26.6 × 4 =
  27. 27.26 × 4 =
  28. 28.55 × 4 =
  29. 29.53 × 4 =
  30. 30.56 × 4 =
  31. 31.44 × 4 =
  32. 32.28 × 4 =
  33. 33.41 × 4 =
  34. 34.52 × 4 =
  35. 35.48 × 4 =
  36. 36.12 × 4 =
  37. 37.11 × 4 =
  38. 38.46 × 4 =
  39. 39.29 × 4 =
  40. 40.33 × 4 =

Answer key

  1. 236
  2. 40
  3. 128
  4. 204
  5. 232
  6. 196
  7. 140
  8. 144
  9. 148
  10. 120
  11. 64
  12. 108
  13. 188
  14. 60
  15. 72
  16. 32
  17. 172
  18. 136
  19. 52
  20. 240
  21. 100
  22. 180
  23. 76
  24. 124
  25. 28
  26. 24
  27. 104
  28. 220
  29. 212
  30. 224
  31. 176
  32. 112
  33. 164
  34. 208
  35. 192
  36. 48
  37. 44
  38. 184
  39. 116
  40. 132

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