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how to calculate this simple ex (11-10+9)-12-8-8+7)

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asked 2017-03-14 01:12:15 +0100

Anonymous

(11-10+9)-12-8-8+7)

thanks so much

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Just fix the parentheses !

tmonteil ( 2017-03-14 08:29:50 +0100 )edit

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