Tenths, hundredths, thousandths etc. represented by digits following a decimal point. Example 0.125 is equivalent to 1/10 + 2/100 + 5/1000 or 125/1000 or 1/8
The decimal fraction representing 1/8 is a terminating decimal fraction since it has a finite number of decimal places. Other fractions such as 1/3 produce recurring decimal fractions.
These have a digit or group of digits that is repeated indefinitely.