How to convert .807 to a fraction

1). Read the decimal out loud.

       "eight hundred seven thousandths"

2). Quickly write down what you heard yourself saying.

         ' 807 / 1000 '

In .807 are 3 digits after the decimal, so the last digit is in the 1000th decimal place,
.807 in a fraction is 807/1000
another way is
.807/1, no we will multiply this fraction by a thousand so we wont have a decimal
.807/1* 1000= 807/1000

C. i believe it is (5×(-20))+(100×(0.7))