You can remove the % sign if you divide the number by 100:

This is because % is defined as 1/100, and the name (per-cent) actually meant this originally!
we can also simplify it: let's divide it by 4:
1.50x.20=.30
It's 30 cents
Answer:
The Identity Property of Zero
Step-by-step explanation:
If you add 0 to any number, the result will be that number.