Question
In a school field, 56 of the pupils wore vests. After 114 pupils who wore vests left the school field, the percentage of pupils who wore vests decreased to 20%. How many pupils in the school field did not wear vests?
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In a school field, 56 of the pupils wore vests. After 114 pupils who wore vests left the school field, the percentage of pupils who wore vests decreased to 20%. How many pupils in the school field did not wear vests?