Question

A fish was swimming 2 1/2 feet below the water's surface at 1:00 p.m. Three hours later, the fish was at a depth that is 3 1/4 feet below where it was at 1:00 p.m. What rational number represents the position of the fish with respect to the water's surface at 4:00 p.m. ?

Answer 1

Answer:

-23/4 ft

Step-by-step explanation:

Combine -2 1/2 ft with -3 1/4 ft.  The result will be -5 3/4 ft, or -23/4 ft.