0.815
Convert the decimal number to a fraction by placing the decimal number over a power of ten. Since there are 3 numbers to the right of the decimal point, place the decimal number over 103 (1000). Next, add the whole number to the left of the decimal.
8151000
Factor 5 out of 815.
5(163)1000
Cancel the common factors.
Factor 5 out of 1000.
5⋅1635⋅200
Cancel the common factor.
5⋅1635⋅200
Rewrite the expression.
163200
163200
163200
Convert to a Fraction 0.815