algebra
posted by Mohammed Seidu .
evaluate 2/3 divided by 2, simplify 2 exponent 9 divided by 2 exponent 3, evaluate 7/5 minus 6/5, express 0.68 as a fraction in its lowest form

(2/3) / 2 = 2/3 * 1/2 = 2/6 = 1/3.
2^9 / 2^3 = 2^6, I subtracted the exponents.
7/5  6/5 = 1/5.
0.68 = 68/100 = 17/25.