问题
解答题
|
答案
×1 4
+3 8
÷3 4
+8 3
,3 8
=
×1 4
+3 8
×3 4
+3 8
×1,3 8
=
×(3 8
+1 4
+1),3 4
=
×2,3 8
=
.3 4
|
×1 4
+3 8
÷3 4
+8 3
,3 8
=
×1 4
+3 8
×3 4
+3 8
×1,3 8
=
×(3 8
+1 4
+1),3 4
=
×2,3 8
=
.3 4