Answer:
It actually depends on where the point of letter is
Answer:
82
Step-by-step explanation:
For this problem you would first round everything. 9.03 becomes 9, 19.87 becomes 20, 3.11 becomes 3 and 4.97 becomes 5. You then just do the problem. 9 + 20 = 29, multiplied by 3 makes 87, 87 - 5 = 82.
So I use the formula hopefully these steps work

now, the one below that, which is equivalent to that? well, just look above it