Hi, I been working on 2 dang problems like all day. I know what the answers are, but I'm obviously doing something wrong. First one: 16 +5 (20 divided by 4 x 8-3) . The answer is 201Second one: 22-4 (sq. root of 25 - 3) exponent 2. The answer is 6I need to know how these problems were simplified? Thank you.