题目内容

教材上说：“当几个数相加减时，保留有效数字的位数以绝对误差最大或小数点后位数最少的那个数为标准。”则式0.0102+1.0365+23.16-17.635计算结果正确的是（）

A. 6.572
B. 6.57
C. 6.6
D. 6

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