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What is the value of 1-18+25 if you subtract then add? If you add then subtract? Why is order of operations necessary?
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What is the value of 1-18+25 if you subtract then add?

If you add then subtract?
Why is order of operations necessary?

User Andrewjamesbowen
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2 Answers

6 votes
If this case You can follow any order. If in the expression appear multiplication or division You must take this into consideration earier thatn subtract/add.

1-18+25=8

You can do it as You want
-17+25=8 or 1+7=8
User Arun Shankar
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6.0k points
1 vote
The answer to that is always 8, it doesnt matter if you do 1-18 then add 25 or do -18+25 then add one.
User Nell
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6.9k points
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