The fractional part of this, 17/100, doesn't reduce (17 is prime). When we add the 3 (the whole number) to this fraction, we get 317/100. 317 is also prime, though, so the only way to express this as a fraction is 317/100.
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63.4 as a fraction is 317/5.
0.317 as a fraction is 317/1000.
To change 3.17 into a fraction, we first note that the decimal point is in the hundredths place. Therefore, we can write 3.17 as 3 and 17/100. Simplifying this fraction by dividing both the numerator and denominator by their greatest common factor, we get 3 and 17/100 = 3 17/100 = 317/100. Thus, 3.17 can be expressed as the fraction 317/100.
Expressed as a proper fraction in its simplest form, 0.317 is equal to 317/1000 or three hundred and seventeen thousandths.
317 = CCCXVII