Improper fraction to mixed number: divide numerator by denominator. Quotient = whole number, Remainder = numerator, keep the denominator.

Divide the numerator by the denominator.
24 divided by 7	=	3 remainder 3
The quotient (3) is the whole number. The remainder (3) becomes the numerator. Keep the denominator (7).
As mixed number	=	\(3\dfrac{3}{7}\)