Reverse the sign of each term you are subtracting and then add as usual. Hope this helps!
If there are multiple operations at the same level on the order of operations off from left to right and you work like this first noticed that there are no parentheses or exponents so we moved to multiplication and division with any sense of parentheses
There are 6.45 or 6.5 square cm in one square in.
U say the answer is D 7$......
