Whats the quotient and remainder for 204/9?

Which addition property is being illustrated below? (type commutative or associative) (6 + 7) + 1 = 6 + (7 + 1)

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Somone me i want to know what 18 hours out of 24 hours in a fraction