早教吧 育儿知识 作业答案 考试题库 百科 知识分享

巧推妙算3.6×232-36×13.2-360

题目详情
巧推妙算3.6×232-36×13.2-360
▼优质解答
答案和解析
3.6×232-36×13.2-360
=3.6×232-3.6×132-3.6 x100
=3.6 x (232-132-100)
=3.6 x 0
=0