Function: minus(numbers('xyy') if numbers('xyy') > round(numbers('xyy'), numbers('xyy')) else numbers('rrr') if round(numbers('xyy'), numbers('xyy')) > mod(round(numbers('xyy'), numbers('xyy')) if numbers('xyy') > numbers('rrr') else numbers('xyy'), round(numbers('xyy'), numbers('xyy'))) else numbers('xyy'), mod(round(numbers('xyy'), numbers('xyy')) if numbers('xyy') > numbers('xyy') else numbers('rrr'), round(numbers('xyy'), numbers('xyy'))))