﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/17 13:11:04
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
=(18/12+6/12+4/12+3/12)÷(6/12+4/12+3/12)
=31/12÷13/12
=31/12x12/13
=31/13
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
﹙1½+½+⅓+¼﹚÷﹙½+⅓+¼﹚
=(18/12+6/12+4/12+3/12)÷(6/12+4/12+3/12)
=31/12÷13/12
=31/12x12/13
=31/13