How do you change 4.05 into a fraction?

1 Answer
MeneerNask
Nov 1, 2015

You can write 0.05=5/100=cancel5/(cancel5xx20)=1/20

Explanation:

If you want a mixed fraction, you're done now: 4 1/20

If you want a proper fraction, you'll have to convert the whole number:

4=4xx20/20=80/20

Final answer: 4.05=4 1/20=80/20+1/20=81/20

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