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How would you convince someone that 0.57 is a rational number?
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2 votes
How would you convince someone that 0.57 is a rational number?

User Davy M
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2 Answers

6 votes
I would show him that it can be written as. 57/100.

Then I would tell him that EVERY number that can be completely written down with digits is a rational number.
User Unjuken
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5 votes
A rational number, by definition, is a number that can be shown in fractional form.

0.57 can be shown in fractional form, as 57/100.
User Lucasz
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8.7k points
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