Question
In an old books sale, 1580 novels were sold on Wednesday. 100 fewer novels were sold on Tuesday than on Wednesday. 210 more novels were sold on Thursday than on Wednesday. How many novels were sold altogether on the three days?
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In an old books sale, 1580 novels were sold on Wednesday. 100 fewer novels were sold on Tuesday than on Wednesday. 210 more novels were sold on Thursday than on Wednesday. How many novels were sold altogether on the three days?