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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 112 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.26 × 4 =
  2. 2.33 × 4 =
  3. 3.19 × 4 =
  4. 4.48 × 4 =
  5. 5.37 × 4 =
  6. 6.53 × 4 =
  7. 7.50 × 4 =
  8. 8.40 × 4 =
  9. 9.51 × 4 =
  10. 10.8 × 4 =
  11. 11.12 × 4 =
  12. 12.35 × 4 =
  13. 13.23 × 4 =
  14. 14.18 × 4 =
  15. 15.39 × 4 =
  16. 16.58 × 4 =
  17. 17.31 × 4 =
  18. 18.42 × 4 =
  19. 19.52 × 4 =
  20. 20.38 × 4 =
  21. 21.16 × 4 =
  22. 22.11 × 4 =
  23. 23.25 × 4 =
  24. 24.54 × 4 =
  25. 25.46 × 4 =
  26. 26.30 × 4 =
  27. 27.9 × 4 =
  28. 28.13 × 4 =
  29. 29.44 × 4 =
  30. 30.36 × 4 =
  31. 31.60 × 4 =
  32. 32.57 × 4 =
  33. 33.59 × 4 =
  34. 34.43 × 4 =
  35. 35.41 × 4 =
  36. 36.56 × 4 =
  37. 37.24 × 4 =
  38. 38.21 × 4 =
  39. 39.49 × 4 =
  40. 40.15 × 4 =

Answer key

  1. 104
  2. 132
  3. 76
  4. 192
  5. 148
  6. 212
  7. 200
  8. 160
  9. 204
  10. 32
  11. 48
  12. 140
  13. 92
  14. 72
  15. 156
  16. 232
  17. 124
  18. 168
  19. 208
  20. 152
  21. 64
  22. 44
  23. 100
  24. 216
  25. 184
  26. 120
  27. 36
  28. 52
  29. 176
  30. 144
  31. 240
  32. 228
  33. 236
  34. 172
  35. 164
  36. 224
  37. 96
  38. 84
  39. 196
  40. 60

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