The mixed number 31 45/100 as a decimal is equal to 31.45
To convert the mixed number 31 45/100 into a decimal number, you can follow these steps:
First, convert the fractional part 45/100 to decimal form by dividing the numerator by the denominator: 45 ÷ 100 = 0.45
Then, add the resulting decimal to the integer part of the mixed number: 31 + 0.45
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 31 45/100 as a decimal is 31.45.
See also: 31 45/100 as an improper fraction