AMC 8 1989 Problem 14
AMC8 1989 年第 14 题
逻辑推理（跨域）★★★☆☆
If a single digit is placed in each of the boxes of this subtraction problem, what is the smallest difference that is possible?
如果在每个方框中各放一个一位数字，这个减法算式的最小可能差是多少？
- A.58
- B.123
- C.149
- D.171
- E.176
正确答案 · Correct Answer
C
解析 · Solution
解析整理中
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