(1)五十米八厘米减四十米五分米=9.58米(2)50.08-40.5=9.58(米)
50.08-40.5=9.58米
50.08-40.5=9.58米9米5分米8厘米
50.08-40.5=9.58
50.08-40.5 是这个样子嘛😂😂 我数学不好