75.
Start with the stuff in parentheses:
12÷3×2.
3×2=6
12÷6=2.
Then we move to the exponents.
8²=64
Then we move to the 9 and multiply that by 2.
9×2=18
and then that leaves us to subtract 7. Our equation now looks like
64+18-7=75.
This used PEMDAS.
5.8m questions
7.5m answers