5.375

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.

53751000

Reduce the fractional part of the mixed number.

538

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

5+38

Add 5 and 38.

To write 5 as a fraction with a common denominator, multiply by 88.

5⋅88+38

Combine 5 and 88.

5⋅88+38

Combine the numerators over the common denominator.

5⋅8+38

Simplify the numerator.

Multiply 5 by 8.

40+38

Add 40 and 3.

438

438

438

438

Convert to a Fraction 5.375