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Multiply by 1-digit numbers with standard algorithm

Problem

Don starts to use the standard algorithm to solve 418×5. His work is shown below.
41y8×    50
What number should Don replace y with?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
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