positive: 解析分析:3.25中3在个位上,表示3个一,2在十分位上表示2个0.1,5在百分位上,表示5个0.01,由此求解.<br>解答:3.25由 3个1,2个0.1,5个0.01组成.<br>故
negative: 0.53的计数单位是0.01,它减去53个这样的计数单位后就是最小的自然数了.<br>回答完毕~<br>有疑问请追问,我一定尽快回复你~<br>无疑问请点击【采纳】,同时预祝学习进步~\(^o^)/~<br>我不是学霸,叫我赌神~\(^o^)/~~\(^o^)/~~\(^o^)/~~\(^o^)/~