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Due to the fact that the exercise only involves addition and subtraction operations, we will solve it from left to right:
\( 8 - 2 + 6 = \)
Addition and subtraction have equal priority in order of operations! When operations have the same level, you must work from left to right. Doing all additions first would give you the wrong answer.
Yes! You can rearrange addition and subtraction terms, but be careful with the signs. becomes , which still equals 24.
Think of subtraction as adding the opposite. So means . This can help you keep track of positive and negative values.
Try working backwards! Start with your answer 24, then: 24+12=36, 36-7=29, 29-9=20, 20+6=26. If you get back to 26, your answer is correct!
You can group positive and negative terms: . But make sure you understand the left-to-right method first!
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