8+4= 12 (head)
A: A * * * has 12 elephants.
Q: How many times is an elephant as a baby elephant?
8÷4=2
An elephant is twice as big as a baby elephant.
Q: How many elephants are more than elephants, or how many elephants are less than elephants?
8-4=4 (head)
Answer: There are 4 elephants more than elephants or 4 elephants less than elephants.