Answer:
226.08 yd 3
Step-by-step explanation:
Reverse the sign of each term you are subtracting and then add as usual. Hope this helps!
Answer:
3 3/4
Step-by-step explanation:
I don't see a mistake. You solve in parentheses first, then you solve exponents. If the exponent is 0 in this context, the answer would be 0.