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Multiply by 4 Worksheet

Maths tricks trick 3: Times 4: double, double · Set 26 · 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. 2.39 × 4 =
  3. 3.6 × 4 =
  4. 4.59 × 4 =
  5. 5.60 × 4 =
  6. 6.32 × 4 =
  7. 7.36 × 4 =
  8. 8.30 × 4 =
  9. 9.8 × 4 =
  10. 10.57 × 4 =
  11. 11.37 × 4 =
  12. 12.13 × 4 =
  13. 13.58 × 4 =
  14. 14.18 × 4 =
  15. 15.41 × 4 =
  16. 16.44 × 4 =
  17. 17.35 × 4 =
  18. 18.48 × 4 =
  19. 19.56 × 4 =
  20. 20.49 × 4 =
  21. 21.54 × 4 =
  22. 22.19 × 4 =
  23. 23.10 × 4 =
  24. 24.27 × 4 =
  25. 25.53 × 4 =
  26. 26.17 × 4 =
  27. 27.42 × 4 =
  28. 28.33 × 4 =
  29. 29.29 × 4 =
  30. 30.38 × 4 =
  31. 31.46 × 4 =
  32. 32.15 × 4 =
  33. 33.52 × 4 =
  34. 34.12 × 4 =
  35. 35.16 × 4 =
  36. 36.24 × 4 =
  37. 37.45 × 4 =
  38. 38.20 × 4 =
  39. 39.14 × 4 =
  40. 40.34 × 4 =

Answer key

  1. 28
  2. 156
  3. 24
  4. 236
  5. 240
  6. 128
  7. 144
  8. 120
  9. 32
  10. 228
  11. 148
  12. 52
  13. 232
  14. 72
  15. 164
  16. 176
  17. 140
  18. 192
  19. 224
  20. 196
  21. 216
  22. 76
  23. 40
  24. 108
  25. 212
  26. 68
  27. 168
  28. 132
  29. 116
  30. 152
  31. 184
  32. 60
  33. 208
  34. 48
  35. 64
  36. 96
  37. 180
  38. 80
  39. 56
  40. 136

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