Question
In an old books sale, 1240 textbooks were sold on Monday. 170 fewer textbooks were sold on Sunday than on Monday. 230 more textbooks were sold on Tuesday than on Monday. How many textbooks were sold altogether on the three days?
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In an old books sale, 1240 textbooks were sold on Monday. 170 fewer textbooks were sold on Sunday than on Monday. 230 more textbooks were sold on Tuesday than on Monday. How many textbooks were sold altogether on the three days?