-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)等于多少
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/23 16:21:49
![-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)等于多少](/uploads/image/z/240800-32-0.jpg?t=-9%E5%8F%885%2F7+%2B%28-99%E5%8F%885%2F7+%29%2B%28-999%E5%8F%885%2F7%29%2B%28+-9999%E5%8F%885%2F7%29%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91)
-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)等于多少
-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)等于多少
-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)等于多少
-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)
=-10-100-1000-10000+2/7×4
=-11110+8/7
=-11108又6/7
-9又5/7 +(-99又5/7 )+(-999又5/7)+( -9999又5/7)
= -10-100-1000-10000+2/7×4
= -11110+8/7
= -111108又6/7