Question
Yesterday, Ethan had 20 more erasers than Carl. Today, Ethan gave Carl 47 of his erasers. As a result, he has half as many erasers as Carl now. How many erasers did Ethan have yesterday?
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Yesterday, Ethan had 20 more erasers than Carl. Today, Ethan gave Carl 47 of his erasers. As a result, he has half as many erasers as Carl now. How many erasers did Ethan have yesterday?