[-50/2+3]
(20-9)
The order of operations is unclear in what you wrote. Is (20-9) supposed to be a denominator? Is (2+3) a denominator or does 3 get added to -50/2 ?
The proper use of parentheses, where needed, is an important part of mathematics.
(20-9)
The proper use of parentheses, where needed, is an important part of mathematics.