将下列算式按得数从小到大排列. 18+28 28+58 &n...

2025-02-26 01:50:42
推荐回答(1个)
回答1:

1
8
+
2
8
=
3
8
2
8
+
5
8
=
7
8
,1-
3
8
=
5
8
5
8
+
1
8
=
6
8
5
8
+
3
8
=1;
因为
3
8
5
8
6
8
7
8
<1,
所以
1
8
+
2
8
<1-
3
8
5
8
+
1
8
2
8
+
5
8
5
8
+
3
8

故答案为:
1
8
+
2
8
,1-
3
8
5
8
+
1