问题
解答题
计算:
|
答案
÷4 15
+9 5
×11 15
,5 9
=
×4 15
+5 9
×11 15
,5 9
=
×(5 9
+4 15
),11 15
=
×1,5 9
=
.5 9
计算:
|
÷4 15
+9 5
×11 15
,5 9
=
×4 15
+5 9
×11 15
,5 9
=
×(5 9
+4 15
),11 15
=
×1,5 9
=
.5 9