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According to the order of operations, we first solve the expression in parentheses:
Now we divide:
6
\( 100+5-100+5 \)
Even when parentheses contain simple operations like 18-0, you must follow the order of operations! This builds good habits for harder problems like .
You might get lucky with easy problems, but harder expressions will give wrong answers. For example: equals 2, but doing division first gives the wrong answer!
Yes! The symbols ÷ and : both mean division. So . Different countries sometimes use different division symbols.
After parentheses, follow PEMDAS:
Following order of operations: , then . The answer 3 would come from wrong division, and 18 would mean forgetting to divide!
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