计算:(48+1/412)÷27= _ .
问题描述:
计算:(
+
48
1 4
)÷
12
= ___ .
27
答
(
+
48
1 4
)÷
12
=(4
27
+
3
)÷3
3
2
3
=
×9
3
2
=1 3
3
.3 2