Answer:
The orange fish is
foot longer than blue fish.
Explanation:
Given : Two kinds of fish can be found in a small tank that is
feet long a blue fish is
of a foot long and an orange fish is
of a foot long.
To find : How much longer is a orange fish?
Solution :
The blue fish length is
foot.
The orange fish length is
foot.
Now, we have to find how much longer is orange fish that means there is a comparison with blue fish.
So, the length of orange fish than blue is

Therefore, The orange fish is
foot longer than blue fish.