Math Problem Statement
1, 2, 3, 6, 8, 9를 한 번씩 모두 사용해서 (세 자리 수)-(세 자리 수)를 만들 때, 물음에 답하시오. 가: 계산 결과가 두 번째로 작은 값은 얼마입니까?
Solution
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Math Problem Analysis
Mathematical Concepts
Combinatorics
Subtraction
Number Comparison
Formulas
Difference of two three-digit numbers
Theorems
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Suitable Grade Level
Grades 6-8
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