As a decimal it is simply: 12.0
Neither 1/3 nor 1/9 terminates as a decimal.
100% = 1 225% = 2.25
One fifth plus one fifth is two fifths (2/5).
A "fifth" is one fifth of a gallon. One "fifth" is .757 liter.
one and one-fifth
One fifth as a decimal is 0.20 One fifth as a percentage is 20%
Well, a fifth is one fifth of one, that's why it's called a fifth, it's divided into five. If your question was 'what is a fifth a tenth of?', then the answer would be two. What is a fifth a seventh of? 1.4, etc.