四年级数学(下册)脱式计算题600题
小爸爸剧情-
用脱式计算下面各题
..
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125+25
X
6
(
135
+
75
)-(
14
X
5
)
120
—
60
-
5
X
5
1024
-
16
X
3
(135
+
415
)-
5+16
1200
—
20
X
720
—
720
-
15
(360-144)
-
24
X
3
240+480
-
30
X(
6+13
)
(
120
X
2+120
)-
9
164-13
X
330
-
(65
—
50)
128
—
6
X
8
-
16
5+85
64
X
(12
+
65
-
19
X
96
—
962
-
74
10000
—
(59
+
66)
X
13)
64
5940
-
45
X
(798
—
616) (315
X
40
—
364)
-
7
12520
-
8
X
(121
-
11)
(2010
—
906)
X
(65+15)
(
20
+
1
20
-
24
)X
8
106
X
9
—
76
X
9
-
13
+
37
X(
65+35
)
540
—
(
148+47
)-
13
(
308
—
308
-
28
)X
11
117
..
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(238+7560
十
90
)
十
14
21
X(
230
—
192
-
4
)
19
X
96
—
962
-
74
10000- (59
+
66)
X
64
5940
-
45
X
(798
—
616)
(315
X
40
—
364)
-
7
735
X(
700
—
4
00
-
25
)
1520
—
(
1070
+
28
X
2
)
9405-2940
-
28
X
21
920-1680
-
40
-
7
690+47
X
52-398
148+3328
-
64-75
360
X
24
-
32+730
2100-94+48
X
54
51+
(
2304-2042
) X
23
4215+
(
4361-716
) -
81
(247+18
)X
27
-
25
36-720
-(
360
-
18
)
1080
-(
63-54
)X
80
(528+912
)X
5-6178
(10
+
120
-
24
)X
5
2800
-
100
+
789
(947
—
599
)+
7
X
64
36
X
(15
—
276
-
23)
(93
+
25
X
21)
X
723
—
(521
+
504)
-
25
(39
—
21)
X
(396
-
9
6)
507
-
13
X
63
+
498
384
-
12
+
3
X
31
37
—
(
7+6
) X
30
..
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16
X
(17-8)
-
3
28
X
(5+96
-
32)
81
57
X
12
-
5
60
-
35
848
—
640
-
16
X
12 960
192
—
(
54
+
38
)X
1
(12+24+80)
X
50
123
X
18
—
123
X
3+85
X
123 25
X(
24+16
)
(140-70
) X
54
63+84
X
2
-
42
45+240- 12
15
X
7+85
X
7
25
X
27
X
(40
—
4
)X
25
4
-(
72-69
)X
9
-(
1500
—
32
X
45
)
32
X
(25+125)
178
X
99+178
490
-
7+24
X
5
(46-20
)X
30-90
2400
-
80
—
14
X
2
..
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108
—
(
83
+
360
-
60
)
(420
+
48
)-(
375
—
345
)
290
—
(
34
X
3+99
)
142
—
54
-
9+14
75
X
4
X
25
16
X
76
—
76
X
6
720
-
36
-
2
99
X
53+53
450
-
-2
X(
16
+
9
)
245
—
(
45+39
)
125
X(
8
X
4
)
X
5
41
X
25-25
420
-(
205
—
198
)X
4
460
-(
29
—
18
-
3
)
(960
—
400
)-
70
(140-70
)X
54
63+84
490
-
7+24
X
5
26
X
6-
15
X
7+85
X
7
(46-20
)X
30-90
110
(40
—
4
)X
25
2400
-
80
—
14
X
2
108
—
(
83
+
360
-
60
)
(420
+
48
)-(
375
—
345
)
290
—
(
34
X
3+99
)
142
—
54
-
9+14
..
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16
X
76
-
76
X
6
99
X
450
—
2
X(
16
+
9
)
53+53
245
-(
45+39
)
125
X(
8
X
4
)X
5
41
X
25-25
420
-(
205
-
198
)X
4
460
-(
29
-
18
-
3
)
(9
60
—
400
)-
70
45+24(
—
124+78+22
100
-35-25
12
(140-70
) X
54
63+84
X
2
-
42
490
-
7+24
X
5
26
X
6-
(46-20
)X
30-90
15
X
7+85
X
7
110
(40
—
4
)X
25
2400
-
80
-
14
X
2
108
-(
83
+
360
-
60
)
(420
+
48
)-(
375
< br>-
345
)
290
-(
34
X
3+99
)
142
-
54
-
9+14
..
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16
X
76
-
76
X
6
99
X
53+53
450
—
2
X(
16
+
9
)
245
—
(
45+39
)
41
X
25-25
420
-(
205
—
198
)X
4
460
-(
29
—
18
-
3
)
(960
—
400
)-
70 43+315
-
5
426-279
-
3
98
-19
X
4+62
51+121
X7
84
X
3-136
-
8
(32+28
)X
6
325
-
13
X(
266-250
)
55+720-
(
40-35
)
(220-180
) -
8
36
X(
28
-
7+23
)
(38+42
)X(
525
-
35
)
(135-72
) -
7
147
、
721
-
7
X
5
28
X(
246
-
6-32
)
340-240
-
20
X
5
(58+12
)X(
96
-
8
)
106
X
6
-
3
24
-
8
X
302
52
-
4
X
30
36
X
4
+
27
X
3
(135
—
25
)+
40
X
6 18
X(
79
-
58
)
十
27
(338
+
89-19
)-
34
(640+75C
R
15
)X
15
(72-57
) X
38
..
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892-
(
90
+
56
X
2
)
69
X(
800
—
7
00
)
十
82
-
2+59
32
-
8+125
81
< br>-
3+3
X
11
135
-
15+26
206
X
3-128
-
4
(482-42
) -
22-17
-
12-48
十
12
182
-
13+208- 13
32
X
5
X
6-6
48+42
-
6-12
60-
5
25
X
4+320
8
X
5+32
-4
107
-35
X3
57
-
3-12
525
-
21-378
-
21
(
30
-
3+3
)
168
..
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31
X
13-228
-
19
(156
+
224
< br>-
32
)X
80 345
-(
128-531
-
9
)
776-
(
73
X
6
+
152
)
80
-
2+100
-
5
45-20
X
3
-
4
140-20
X
20
X
30+20
X
5+25
40
25
X
(30+10)
800
-
40-
400
-
40
600
-
(120
-
60)
(26+14)
X
70
(26+14)
X
(70 - 40)
90
宁
(30
X
15
宁
(35+45)
-
(90 -10)
50)
6
X
10-(21+29)
25
X
(22+26
X
3)
80
-
(32+8)
X
300
36
-
(3+6)
X
0
180
-
(36
-
12)+6
450
-
15+10
X3
(40+180
-
30)
X
2
(240+180)
-
(30
X
2)
800
-800
-
80
X
30
800- (70
X
6+180)
65
X
(40+20
X
3)
36+360
5
X
121+79
X
5
45
X
6+35
X
6
67
X5
- 37
X5
39
< br>X8
-6
X
39
326
X
78-
326
X
120
X
90-110
X
90
..
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125
X(
8+4
< br>)
64
X9
-14
X
9
48
X
101-
48
(75
+
25
-
5
)-
40
65
X
50+35
X
50
125
X
47
—
47
X
25
68
12
X(
40-5
)
23
X
134- 34
X
23
65
X
5+35
X
5
2800
-
25
X
4
+
80
2
X
70+38
X
70
340
X
(120
—
40
-
8)
5
5
4
45
X
27+63
X
68
X
48+68
X
52
49
X
25
X8
(380
—
80
X
4
)
十
60
X
(25
X
65+25
X
28)
X
(720
—
1957
-
19)
2800
十
100
+
789
(93
+
25
X
21)
723
X9
25
507
-
13
X
63
+
498
16
X
[(17 -8)
-
3]
57
X
12
—
560
-
848
35
[192
—
(
54
+
38
)
]
X6
123
X
18
—
123
X
3+85
X
123
(140-70
) X
54
..
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(947
—
599
)+
7
X
64
—
(521
+
504)
-
384
-
12
+
3
X
31
28
X
(5+96 -3 2)
—
640
-
16X12
(12+24+80)
X
50
25
X(
24+16
)
63+84
X
2
-
42
36X( 15
—
276
-
23)
(39
—
21)
X
(396
-
6)
[37
—
(
7+6
)
]
X
30
81
-
[
(
72-54
)X
9]
960
-(
1500- 32
X
45
)
32
X
(25+125)
178
X
99+178
490
-
7+24
X5
45+24C
R
12
15
X
7+85
X
7
(46-20
)X
30-90
25
X
27
X
4
(40
—
4
)X
25
2400
-
80
—
14
X2
108
—
(
83
+
360
-
60
)
(420
+
48
)-(
375
—
345
)
290
420
-(
205
—
198
)X
4
460
-(
29
—
18
-
3
)
(140-70
)X
54
63+84
142
—
54
-
9+14
75
X
4
X
25
720
-
36
-
2
99
X
53+53
245
—
(
45+39
)
125
X(
8
X
4
)X
5
..
下载可编辑
—
(
34
X
3+99
)
490
450
(960
—
400
)-
70
-
7+24
X
5
X
76
—
76
X6
—
2
X(
16
+
9
)
41
X
25-25
16