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OpenStudy (anonymous):
Simplify: 18 – 4 + 12 ÷ 2
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OpenStudy (ragingsquirrel):
Do you know the order of operations?
OpenStudy (anonymous):
1 13 15 20 are the only choices though
OpenStudy (mertsj):
Whoops sorry. Thought the divide sign was a positive.
OpenStudy (mertsj):
Do the division first and the work in order from left to right.
OpenStudy (mertsj):
18-4+6=14+6=20
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OpenStudy (ragingsquirrel):
The order of operations can be abbreviated PEMDAs. I didn't think it would help me a while ago, but it did. Parentheses Equations Multiplication Division Addition
OpenStudy (ragingsquirrel):
Just handle those in order.
OpenStudy (ragingsquirrel):
Whoops, i mean exponents.
OpenStudy (anonymous):
Answer is last option, 20.
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