6.3*9.9+0.99*37
那啥,你搞错了,看清数据再说
人气:198 ℃ 时间:2020-03-31 16:32:23
解答
= 63*0.99 + 37*0.99
=(63+37)*0.99
=100*0.99
=99
绝对不会错,你再看仔细哦
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