Mathematics, 28.03.2021 01:50, reyesdaisy858

A teacher puts his students some maths exercises for homework. When she corrects them, she realizes that, Gemma, one of the students who gets the best grades, has answered badly to all the exercises. When she discusses it with Gemma, she tells him that the answers are correct and she sees that she is right. Why?

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A teacher puts his students some maths exercises for homework. When she corrects them, she realizes...