Well to start off, get to simplest form:
1/3
Two thirds is twelve eighteenths. Seventeen eighteenths minus twelve eighteenths is five eighteenths.
Two thirds is twelve eighteenths, so seventeen eighteenths minus twelve eighteenths is five eighteenths.
ten twelfths, 15 eighteenths
0.66666666666667
2/3
1/3
Two thirds is twelve eighteenths. Seventeen eighteenths minus twelve eighteenths is five eighteenths.
Two thirds is twelve eighteenths, so seventeen eighteenths minus twelve eighteenths is five eighteenths.
ten twelfths, 15 eighteenths
They are equivalent.
2 2/3
nine eighteenths.
0.66666666666667
Equivalent fractions for two ninths are, four eighteenths or six twenty sevenths. Hope I helped.
2/3
8 eighteenths plus 3 eighteenths ie 11/18