Let's try Order of Operations.

Solve the following problems.

6+7(56-4)-2
(3*6-1)(1/2 *6)-4+3
2/3(16-4*3)-4*5

Answers:
6+7(56-4)-2 = 368
(3*6-1)(1/2 *6)-4+3 = 50
2/3(16-4*3)-4*5 = -17.33