-
÷4(2)1÷[(
-
)×24](3)6÷
+4÷
(4)
×
+
÷
(5)(
+
)÷
-11(6)(19+
)×
.解:(1)4÷
-
÷4=4×
-
×
=5-

=
;(2)1÷[(
-
)×24]=1÷[
×24]=1÷10
=
;(3)6÷
+4÷
=6×
+4×
=9+12
=21;
(4)
×
+
÷
=
+
×
=
+
=

=
;(5))(
+
)÷
-11=
×36-11=35-11
=24;
(6))(19+
)×
.=19×
+
×
=
+
=
;分析:利用四则混合运算的顺序解答即可.
点评:此题主要考查分数四则混合运算的计算能力和方法.