18/5 = 33/5
the simplest form of 18 and 30 is 3-5ths
2/5 of 45 = 18
Are you asking how many 1/5ths there are in 1 whole? If so, there are 5.
3.6 is equal to 18/5, or 3 and 3/5ths.
2 and 2 5ths... its really not that hard...
7 and 2/5ths
4 5ths
1.75/(0.2) = 8.75 of them.
4/5ths
2 fifths
3/5 of 30 = (3 * 30) / 5 = 90/5 = 18