一根绳长4/5米,先用去1/4,又用去1/4米,一共用去多少米?/^0V+|6x-t
解:
算式:提示4L2h9@;t+d7g,w3]/},c2R2e/^0V+|6x-t
答:一共用去0\*x8E5o'{6^,q米。/^0V+|6x-t