Question
In a hall, 910 of the children wore sweaters. After 480 children who wore sweaters left the hall, the percentage of children who wore sweaters decreased to 10%. How many children in the hall did not wear sweaters?
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In a hall, 910 of the children wore sweaters. After 480 children who wore sweaters left the hall, the percentage of children who wore sweaters decreased to 10%. How many children in the hall did not wear sweaters?