题目内容

计算下面各题.
(
3
4
-
1
2
+
1
6
)×12
0.24×5+0.96÷1.2(
1
4
-
1
5
)÷
1
4
+
4
5
17
18
×
9
10
+
17
18
÷10.
(1)(
3
4
-
1
2
+
1
6
)×12
,
=
3
4
×12-
1
2
×12+
1
6
×12
,
=9-6+2,
=3+2,
=5;

(2)0.24×5+0.96÷1.2,
=1.2+0.8,
=2;

(3)(
1
4
-
1
5
)÷
1
4
+
4
5
,
=(
1
4
-
1
5
)×4+
4
5
,
=
1
4
×4-
1
5
×4+
4
5
,
=1-
4
5
+
4
5
,
=1;

(4)
17
18
×
9
10
+
17
18
÷10,
=
17
18
×
9
10
+
17
18
×
1
10
,
=
17
18
×(
9
10
+
1
10
),
=
17
18
×1,
=
17
18
.
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