小明写大字36个,是小兰写的2/3,也是小红写的6/7,小兰比小红多写几个大字?
小明写大字36个,是小兰写的
,也是小红写的
,小兰比小红多写几个大字?
数学人气:409 ℃时间:2020-06-27 22:09:31
优质解答
36
÷-36
÷=54-42
=12(个)
答:小兰比小红多写12个大字.
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