1 fifth of 90 = 90/5 = 90*0.2 = 18
Chat with our AI personalities
sigh, 18...
90 !
18. to solve this, simply divide 90 by 5. multiplying a number by one fifth is the same as dividing by 5, so it is 18.
One fifth plus one fifth is two fifths (2/5).
1 quarter is 25% larger than 1 fifth.