Answer:
49914
Explanation:
Brackets
Indices
Division
Multiplication
Addition
Subtraction
Brackets (Parenthesis) goes first.
456 - 567 = -111
78+67 = 145
Now you have (-111) + 345(145)
When a number is next to a bracket it means that you multiply everything inside the bracket by the number next to it.
345 * 145 = 50025
Now you have -111 + 50025
-111 + 50025 = 49914