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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 243 · 40 questions
TalentJR

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

NameDateTime takenScore ___ / 40
  1. 1.24 × 4 =
  2. 2.31 × 4 =
  3. 3.15 × 4 =
  4. 4.30 × 4 =
  5. 5.39 × 4 =
  6. 6.25 × 4 =
  7. 7.10 × 4 =
  8. 8.11 × 4 =
  9. 9.43 × 4 =
  10. 10.42 × 4 =
  11. 11.50 × 4 =
  12. 12.16 × 4 =
  13. 13.55 × 4 =
  14. 14.38 × 4 =
  15. 15.8 × 4 =
  16. 16.58 × 4 =
  17. 17.13 × 4 =
  18. 18.53 × 4 =
  19. 19.6 × 4 =
  20. 20.56 × 4 =
  21. 21.47 × 4 =
  22. 22.60 × 4 =
  23. 23.33 × 4 =
  24. 24.20 × 4 =
  25. 25.12 × 4 =
  26. 26.48 × 4 =
  27. 27.9 × 4 =
  28. 28.22 × 4 =
  29. 29.34 × 4 =
  30. 30.14 × 4 =
  31. 31.32 × 4 =
  32. 32.44 × 4 =
  33. 33.36 × 4 =
  34. 34.28 × 4 =
  35. 35.57 × 4 =
  36. 36.40 × 4 =
  37. 37.54 × 4 =
  38. 38.52 × 4 =
  39. 39.45 × 4 =
  40. 40.59 × 4 =

Answer key

  1. 96
  2. 124
  3. 60
  4. 120
  5. 156
  6. 100
  7. 40
  8. 44
  9. 172
  10. 168
  11. 200
  12. 64
  13. 220
  14. 152
  15. 32
  16. 232
  17. 52
  18. 212
  19. 24
  20. 224
  21. 188
  22. 240
  23. 132
  24. 80
  25. 48
  26. 192
  27. 36
  28. 88
  29. 136
  30. 56
  31. 128
  32. 176
  33. 144
  34. 112
  35. 228
  36. 160
  37. 216
  38. 208
  39. 180
  40. 236

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