The mixed number 128 20/8 as a decimal is equal to 130.5
To convert the mixed number 128 20/8 into a decimal number, you can follow these steps:
First, convert the fractional part 20/8 to decimal form by dividing the numerator by the denominator: 20 ÷ 8 = 2.5
Then, add the resulting decimal to the integer part of the mixed number: 128 + 2.5
Alternatively, you can convert mixed numbers to improper fractions first and then convert the improper fraction to a decimal. The calculation formula is as follows:
Therefore, the mixed number 128 20/8 as a decimal is 130.5.
See also: 128 20/8 as an improper fraction