[숫자형] 반올림 내장 함수 예시 설명 오기입 수정 #452
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Math.ceil
3.1의 소수부를 버렸을 땐 4가 되고 1.1은 -1이 됩니다.
에서 결과값인 -1이 나오려면 -1.1 인데 음수기호가 누락되었네요.