帮我出分数计算题用递等式算.咧:3F1+2F1-6F1= 6F5-6F1=6F4 注:F是几分之几的分.分数计算题要求:异分母分数计算,2个步骤就好,加减法就好,可以不写答案,

来源:学生作业帮助网 编辑:作业帮 时间:2024/08/14 19:35:31
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