题目内容
-
÷
+
=________
(
-
×
)÷
=________
×
+
+
=________
÷〔(
-
)×
〕=________
6×(
+
)-
=________
2-
÷
-
=________
-(
÷
+
)=________
〔2-(
+
)〕÷
=________
1-(
÷
+
)=________
÷
+
÷
-
=________
(1-
÷
)×
=________
(
-
×
)÷
=________
〔
-(
-
)〕÷
=________
×〔1÷(
+
)〕=________
(
×
+
)÷
=________
÷5+
÷
+0.2=________
÷〔(
-
)÷
〕=________
〔4-(
-
)〕÷
=________
÷〔
×(
+
)〕=________
3-
×
-
=________
÷〔(
-
)×
〕=________.
分析:根据题意,根据分数四则混合运算的计算即可.
解答:
=
=
=
=
(
=(
=
=5-
=
=
=
=1+
=
=
=
=
=
=
=
6×(
=
=
=
=
=
2-
=2-
=2-
=2-(
=2-1
=1;
=
=
=
=1-
=
[2-(
=[2-(
=[
=
=
=
1-(
=1-(
=1-(
=1-
=1-
=
=
=
=
=
(1-
=(1-
=(1-
=
=
(
=
=
=
[
=[
=[
=
=
=
=
=
=
=
(
=(
=(
=2×
=
=
=
=
=
=
=
=
=
=
=
[4-(
=[4-(
=[4-
=[4-
=4×8-
=32-3
=29;
=
=
=
=
=
=
3-
=3-
=3-(
=3-1
=2;
=
=
=
=
=1
点评:根据分数的四则混合运算法则计算,能简便计算的要简便计算.
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