Question

6/10 of the class has a pet dog. 27/100 of the class has a pet cat. The rest of the class has a pet fish. What fraction of the class has a pet fish?

Answer 1

13/100 have pet fish

Explanation:

6/10 = 60/100

60/100 + 27/100 = 87/100 have cats and dogs

that leaves 13/100 have pet fish