The way to answer this kind of question is to change each of your fractions in to fractions with a common denominator.
2/3 =14/21 (I multipled both the numerator and denominator by 7.)
5/7= 15/21. (I multiplied both the numerator and the denominator by 3.)
5/7 is larger than 2/3
66.6%
2/3
2over3
5 over 10
This fraction is already in simple form.
_ 0.6 it is zero point six reoccurring
2 2/12
sixoversix or one
(4/7) + (5/7) = 9/7
(2/3) x 27 = 2 x 9 = 18
The reciprocal of -2/3 is -3/2. A reciprocal simply flips the numerator and the denominator and there it is.
2/3 * 2 1/3 = 2/3 * 7/3 = 14/3