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脱式计算275+25÷5-10076×1.04+1.04×25-1.04(712-38)×24-590.75×59+34×49.

题目详情
脱式计算
275+25÷5-100                    
76×1.04+1.04×25-1.04
7
12
-
3
8
)×24-
5
9

0.75×
5
9
+
3
4
×
4
9



7
12
-
3
8
)×24-
5
9

0.75×
5
9
+
3
4
×
4
9
7
12
771212
3
8
)×24-
5
9

0.75×
5
9
+
3
4
×
4
9
3
8
3388
5
9

0.75×
5
9
+
3
4
×
4
9
5
9
5599
5
9
+
3
4
×
4
9
5
9
5599
3
4
×
4
9
3
4
3344
4
9
4
9
4499
▼优质解答
答案和解析
(1)275+25÷5-100,
=275+5-100,
=280-100,
=180;

(2)76×1.04+1.04×25-1.04,
=(76+25-1)×1.04,
=100×1.04,
=104;

(3)(
7
12
-
3
8
)×24-
5
9

=
7
12
×24-
3
8
×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
7
12
777121212-
3
8
)×24-
5
9

=
7
12
×24-
3
8
×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
3
8
333888)×24-
5
9

=
7
12
×24-
3
8
×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999,
=
7
12
×24-
3
8
×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
7
12
777121212×24-
3
8
×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
3
8
333888×24-
5
9

=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999,
=14-9-
5
9

=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999,
=5
5
9

=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999,
=4
4
9


(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
4
9
444999;

(4)0.75×
5
9
+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999+
3
4
×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
3
4
333444×
4
9

=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
4
9
444999,
=
3
4
×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
3
4
333444×(
5
9
+
4
9
),
=
3
4
×1,
=
3
4
5
9
555999+
4
9
),
=
3
4
×1,
=
3
4
4
9
444999),
=
3
4
×1,
=
3
4
3
4
333444×1,
=
3
4
3
4
333444.