Here we will convert the number 81.42 to a fraction.
81.42 is the same as 81.42/1, because 81.42 divided by 1 is 81.42.
Therefore, we can multiply both the numerator and denominator in 81.42/1 by 100 to get rid of the decimal point and make it into a fraction as follows:
81.42/1 x 100/100 = 8142/100
Then, we simplify the fraction if necessary and we have our answer:
81.42 = 81 21/50
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