how many fish does aquarium b have compared to aquarium a? 3 times as many 3 more aquarium a aquarium b

Explanation:

Step1: Count fish in Aquarium A

There are 4 fish in Aquarium A.

Step2: Count fish in Aquarium B

There are 12 fish in Aquarium B.

Step3: Compare quantities

$12\div4 = 3$, so Aquarium B has 3 times as many fish as Aquarium A.

Answer:

3 times as many