Question
In a school field, 18 of the children wore ties. After 506 children who wore ties entered the school field, the percentage of children who wore ties increased to 70%. How many children in the school field did not wear ties?
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In a school field, 18 of the children wore ties. After 506 children who wore ties entered the school field, the percentage of children who wore ties increased to 70%. How many children in the school field did not wear ties?