1,2,3,4,6,12
5/9 is a lowest term. They share no common factors.
23/50
It is already in its lowest terms
Write 0.004 as a fraction in lowest terms.
Look for common factors. Then divide both top and bottom by such common factors. Continue, until you can find no more common factors.
To reduce a factor to lowest terms, look for a common factor (between the numerator and the denominator), and divide both parts by this common factor. Unless you specifically looked for the GREATEST common factor, you must continue looking for common factors, until you end up with a fraction that has no common factors.
16.75 as a mixed number to the lowest term = 163/4
Divide by 100 to get to a fraction, then look for common factors between 42 and 100 to reduce to lowest terms. 42/100=21/50
0.6 as a fraction in lowest terms is 3/5.
4/25
99/40
The GCF is 1. 6/5 is in its lowest term.