8.4375

Convert the decimal number to a fraction by placing the decimal number over a power of ten. Since there are 4 numbers to the right of the decimal point, place the decimal number over 104 (10000). Next, add the whole number to the left of the decimal.

8437510000

Reduce the fractional part of the mixed number.

8716

A mixed number is an addition of its whole and fractional parts.

8+716

Add 8 and 716.

To write 8 as a fraction with a common denominator, multiply by 1616.

8⋅1616+716

Combine 8 and 1616.

8⋅1616+716

Combine the numerators over the common denominator.

8⋅16+716

Simplify the numerator.

Multiply 8 by 16.

128+716

Add 128 and 7.

13516

13516

13516

13516

Convert to a Fraction 8.4375