7,3,-3,7,24点怎么算
问题描述:
7,3,-3,7,24点怎么算
用加减乘除,对不起了.
答
(3-(-3)/7)*7=24(3-((-3)/7))*7=24(3-(-3)/7)*7=24(3-((-3)/7))*7=24(3/7-(-3))*7=24((3/7)-(-3))*7=24(3/7-(-3))*7=24((3/7)-(-3))*7=247*(3-(-3)/7)=247*(3-((-3)/7))=247*(3/7-(-3))=247*((3/7)-(-3))=247*(3-(-3...