(56+38)×48=1214÷25=5978÷177=817÷23+123×917=259÷54÷45=165×3÷45=(59-12×13)÷56=(34+58)×32=59×34+59×14=1

题目简介

(56+38)×48=1214÷25=5978÷177=817÷23+123×917=259÷54÷45=165×3÷45=(59-12×13)÷56=(34+58)×32=59×34+59×14=1

题目详情

5
6
+
3
8
)×48=
12
1
4
÷25=
59
78
÷
1
77
=
8
17
÷23+
1
23
×
9
17
=
25
9
÷
5
4
÷
4
5
=
16
5
×3÷
4
5
=
5
9
-
1
2
×
1
3
)÷
5
6
=
3
4
+
5
8
)×32=
5
9
×
3
4
+
5
9
×
1
4
=
10
21
×
12
25
×
7
8
=
88×(
3
8
+
1
44
)=
5
4
×
1
8
×16=
1
5
+
2
9
×
3
10
=
44-72×
5
12
=
14
15
×14+
14
15
=
题型:解答题难度:中档来源:不详

答案

(1)(class="stub"5
6
+class="stub"3
8
)×48,
=class="stub"5
6
×48+class="stub"3
8
×48,
=40+18,
=58;

(2)12class="stub"1
4
÷25,
=class="stub"49
4
×class="stub"1
25

=class="stub"49
100


(3)class="stub"59
78
÷class="stub"1
77

=class="stub"59
78
×(78-1),
=class="stub"59
78
×78-class="stub"59
78
×1,
=59-class="stub"59
78

=58class="stub"19
78


(4)class="stub"8
17
÷23+class="stub"1
23
×class="stub"9
17

=class="stub"8
17
×class="stub"1
23
+class="stub"1
23
×class="stub"9
17

=(class="stub"8
17
+class="stub"9
17
)×class="stub"1
23

=1×class="stub"1
23

=class="stub"1
23


(5)class="stub"25
9
÷class="stub"5
4
÷class="stub"4
5

=class="stub"25
9
÷(class="stub"5
4
×class="stub"4
5
),
=class="stub"25
9
÷1,
=class="stub"25
9


(6)class="stub"16
5
×3÷class="stub"4
5

=class="stub"16
5
×3×class="stub"5
4

=class="stub"16
5
×class="stub"5
4
×3,
=4×3,
=12;

(7)(class="stub"5
9
-class="stub"1
2
×class="stub"1
3
)÷class="stub"5
6

=(class="stub"5
9
-class="stub"1
6
)×class="stub"6
5

=class="stub"5
9
×class="stub"6
5
-class="stub"1
6
×class="stub"6
5

=class="stub"2
3
-class="stub"1
5

=class="stub"7
15


(8)(class="stub"3
4
+class="stub"5
8
)×32,
=class="stub"3
4
×32+class="stub"5
8
×32,
=24+20,
=44;

(9)class="stub"5
9
×class="stub"3
4
+class="stub"5
9
×class="stub"1
4

=class="stub"5
9
×(class="stub"3
4
+class="stub"1
4
),
=class="stub"5
9
×1,
=class="stub"5
9


(10)class="stub"10
21
×class="stub"12
25
×class="stub"7
8

=class="stub"8
35
×class="stub"7
8

=class="stub"1
5


(11)88×(class="stub"3
8
+class="stub"1
44
),
=88×class="stub"3
8
+88×class="stub"1
44

=33+2,
=35;

(12)class="stub"5
4
×class="stub"1
8
×16,
=class="stub"5
4
×(class="stub"1
8
×16),
=class="stub"5
4
×2,
=class="stub"5
2


(13)class="stub"1
5
+class="stub"2
9
×class="stub"3
10

=class="stub"1
5
+class="stub"1
15

=class="stub"4
15


(14)44-72×class="stub"5
12

=44-30,
=14;

(15)class="stub"14
15
×14+class="stub"14
15

=class="stub"14
15
×(14+1),
=class="stub"14
15
×15,
=14.

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