题目内容

能简算的要简算:
6.17×3.4+3.4×3.83
5
6
-
3
7
)×42
2
29
+
3
23
)×29×23
5
6
÷[
1
6
÷(
3
4
-
2
3
)]
4
25
÷[(
2
5
+
1
3
)×
9
11
]
231÷231
231
232
(1)6.17×3.4+3.4×3.83,
=3.4×(6.17+3.83),
=3.4×10,
=34;

(2)(
5
6
-
3
7
)×42,
=
5
6
×42-
3
7
×42,
=35-18,
=17;

(3)(
2
29
+
3
23
)×29×23,
=(
2
29
+
3
23
)×(29×23),
=[
2
29
×(29×23)]+[
3
23
×(29×23)],
=[(
2
29
×29)×23]+[(
3
23
×23)×29],
=[2×23]+[3×29],
=46+87,
=133;

(4)
5
6
÷[
1
6
÷(
3
4
-
2
3
)],
=
5
6
÷[
1
6
÷
1
12
],
=
5
6
÷
1
2

=
5
3


(5)
4
25
÷[(
2
5
+
1
3
)×
9
11
],
=
4
25
÷[
11
15
×
9
11
],
=
4
25
÷
3
5

=
4
15


(6)231÷231
231
232

=231÷(231+
231
232
),
=231÷(231×1+231×
1
232
),
=231÷[231×(1+
1
232
)],
=1÷(1+
1
232
),
=1÷
233
232

=
232
233
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