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-2/3 + 5/7 = 1/27 explain ?​
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-2/3 + 5/7 = 1/27
explain ?​

User The Sammie
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1 Answer

10 votes
It doesn’t equal 1/27 it equals 1/21. You have to multiply 3 and 7 to find a common denominator so you can add them so you should get -14/21 + 15/21 = 1/21
User Suneesh Ambatt
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