蓝气球有25个,红气球是蓝气球的5倍,一共有气球多少个?3X(W0J3U(]7n*D
算式:提示8~.?9|,|9g5S8g6k.I.P8q3X(W0J3U(]7n*D
答:一共有气球(],]8n8B,X4d0L个。3X(W0J3U(]7n*D