Question

there are ten fish in an aquarium 4 of them are blue. write a decimal to show the part of the fish that are blue​

Answer 1

Well 4 out of ten is the same as 4 tenths.

We know that 1 tenth is written as 0.1.

So, 4 tenths would be written as:

0.4

Answer 2

0.40

Explanation:

4/10=0.40