Suppose, 2.3 is a decimal number. Write the decimal into fraction form as 2.3/1.
Now multiply numerator and denominator by 10.
(2.3/1) x (10/10) = 23/10
23 divided by 10 is 2 and remainder is 3
Therefore, 23/10 can be written as 2 3/10 in mixed fraction form.