计算(1)56+79+38(2)58-25+14(3)1415-(23-15)(4)1920+(45-740)(5)76-(710-13)(6)118-(23-14)(7)(4+27)-(914+12

题目简介

计算(1)56+79+38(2)58-25+14(3)1415-(23-15)(4)1920+(45-740)(5)76-(710-13)(6)118-(23-14)(7)(4+27)-(914+12

题目详情

计算
(1)
5
6
+
7
9
+
3
8
(2)
5
8
-
2
5
+
1
4
(3)
14
15
-(
2
3
-
1
5
(4)
19
20
+(
4
5
-
7
40
(5)
7
6
-(
7
10
-
1
3
(6)
11
8
-(
2
3
-
1
4
(7)(4+
2
7
)-(
9
14
+
1
2
(8)
13
6
-(
3
4
-
5
12
+
1
3
题型:解答题难度:中档来源:不详

答案

(1)class="stub"5
6
+class="stub"7
9
+class="stub"3
8

=class="stub"60
72
+class="stub"56
72
+class="stub"27
72

=class="stub"116
72
+class="stub"27
72

=class="stub"143
72


(2)class="stub"5
8
-class="stub"2
5
+class="stub"1
4

=class="stub"25
40
-class="stub"16
40
+class="stub"10
40

=class="stub"9
40
+class="stub"10
40

=class="stub"19
40


(3)class="stub"14
15
-(class="stub"2
3
-class="stub"1
5
),
=class="stub"14
15
-class="stub"7
15

=class="stub"7
15


(4)class="stub"19
20
+(class="stub"4
5
-class="stub"7
40
),
=class="stub"19
20
+class="stub"25
40

=class="stub"63
40


(5)class="stub"7
6
-(class="stub"7
10
-class="stub"1
3
),
=class="stub"7
6
-class="stub"11
30

=class="stub"4
5


(6)class="stub"11
8
-(class="stub"2
3
-class="stub"1
4
),
=class="stub"11
8
-class="stub"5
12

=class="stub"23
24


(7)(4+class="stub"2
7
)-(class="stub"9
14
+class="stub"1
2
),
=4class="stub"2
7
-(class="stub"9
14
+class="stub"1
2
),
=4class="stub"2
7
-class="stub"16
14

=class="stub"30
7
-class="stub"8
7

=class="stub"22
7


(8)class="stub"13
6
-(class="stub"3
4
-class="stub"5
12
+class="stub"1
3
),
=class="stub"13
6
-(class="stub"9
12
-class="stub"5
12
+class="stub"4
12
),
=class="stub"13
6
-(class="stub"4
12
+class="stub"4
12
),
=class="stub"13
6
-class="stub"8
12

=class="stub"3
2

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