四年级数学简便运算600题
-
158+262+138
375+219+381+225
5001
-
247
-
1021
< br>-
232
(
181+2564
)
+2719
378+44+114+242+222
276+228+353+219
.
.
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
7755
-
(2187+755)
2214+638+286
3065
-
738
-
1065
899+344
2357
-
183
-
317
-
357
2365
-
1086
-
214
497
-
299
2370+1995
3999+498
.
.
1883
-
398
12
×
25
75
×
24
138
×
25
×
4
(13
×
125)
×
(3
×
8)
(12+24+80)
×
50
704
×
25
25<
/p>
×
32
×
125
32
×
(25+125)
88
×
125
102
×
76
58
×
98
.
.
1
78
×
101
-
178
84
×
36+64
×
84
75
×
99+2
×
75
83
×
102
-
83
×
2
98
×
199
123
×
18
-
12
3
×
3+85
×
123
50
< br>×
(34
×
4)
×
3
25
×(
2
4+16
)
178
×
99+178
79<
/p>
×
42+79+79
×
< br>57
< br>7300
÷
25
÷
4
8100
÷
4
÷
75
.
.
16800
÷
120
30100
÷
2100
32000
÷
400
21500
÷
125
49700
÷
700
1248
÷
24
3150
÷
15
4800
÷
25
235
6
-(
1356
-
721
)
1235
-(
1780
-
1665
)
75
×
27+19
×
2
31<
/p>
×
870+13
×
310
.
.
4
×
(2
5
×
65+25
×
28)
(300+6)
×
12
25
×
(4+8)
125
×
(35+8)
(13+24)
×
8
84
×
101
504
×
25
78
×
102
25
×
204
99
×
64
99
×
16
638
×
99
.
.
999
×
99
99
×
13+13
25+199
×
25
32<
/p>
×
16+14
×
32
78
×
4+78
×
3+78
×
3
125
×
32
×
8
25
×
32
×
125
88
×
125
72
×
125
360
0
÷
25
÷
4
810
0
÷
4
÷
75
300
0
÷
125
÷
8
.
.
1250
÷
25
÷
5
1200-624-76
2100-728-772
273-73-27
847-527-273
278+463+22+37
732+580+268
1034+780
320+102425+14+186
214-
(
86+14
)
787
-
(
87-29
)
365-
(
65+118
)
.
.
455-
(
155+230
)
576-285+85
825-657+57
690-177+77
755-287+87
871-299
157-99
363-199
968-599
178
×
101-178
83<
/p>
×
102-83
×
2
17
×
23-23
×
< br>7
.
.
35
×
1
27-35
×
16-11
×
35
容易出错类型(共五种类型)
600-60
÷
15
20
×<
/p>
4
÷
20
×
p>
4
736-35
×
20
25<
/p>
×
4
÷
25
p>
×
4
98-18
×
5+25
56
×<
/p>
8
÷
56
×
p>
8
280-80
÷
4
12<
/p>
×
6
÷
12
p>
×
6
175-75
÷
25
25<
/p>
×
8
÷
25
p>
×
8
80-20
×
2+60
.
.
36
×
9
÷<
/p>
36
×
9
36-36
÷
6-6
25<
/p>
×
8
÷
25
p>
×
8
100+45-100+45
15
×
97+3
100+1-100+1
48
×
99+1
1000+8-1000+8
5+95
×
28
102+1-102+1
65+35
×
13
25+75-25+75
.
.
40+360
÷
20-10
13+24
×
8
672-36+64
324-68+32
100-36+64
26<
/p>
×
39
+
61<
/p>
×
26
<
/p>
356
×
9
-<
/p>
56
×
9
99
×<
/p>
55
+
55
78
×<
/p>
101
-
78
52
×<
/p>
76
+
47
×<
/p>
76
+
76
134
×
56
-
134
+
45
×
134
48<
/p>
×
52
×
2
p>
-
4
×
48
.
.
25
×
23
×
(
40
+
4
)
p>
999
×
999
+
1999
184
+
98
695
+
202
864
-
199
738
-
301
380
+
476
+
120
(
p>
569
+
468
)
+(
432
+
131
< br>)
704
×
25
256
-
147
-
5
3
3
73
-
129
+
29
189
-(
89
+
< br>74
)
.
.
2
8
×
4
×
25
125
×
32
×
25
9
p>
×
72
×
125
720
÷
16
÷
5
630
÷
42
456
-(
256
-
36
)
102
×
35
98
×
42
158+262+138
375+219+381+225
5001
-
247
-
1021
-
< br>232
(
181+2564
)
+27
19
.
.
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
7755
-
(2187+755)
2214+638+286
306
5
-
738
-
1065
899+344
2357
-
183
-
317
-
357
< br>2365
-
1086
-
214
497
-
299
.
.
2370+1995
3999+498
1883
-
398
12
×
25
75
×
24
138
×
25
×
4
(13
×
1
25)
×
(3
×
8)
(12+24+80)
×
50
25<
/p>
×
32
×
125
32
×
(25+125)
88
×
125
102
×
76
.
.
178
×
101
-
178
84
×
36
+64
×
84
75
×<
/p>
99+2
×
75
98
×
199
123
×
18
-
12
3
×
3+85
×
123
50
×
(34
×
< br>4)
×
3
25
×(
2
4+16
)
178
×
99+178
79<
/p>
×
42+79+79
×
< br>57
< br>7300
÷
25
÷
4
8100
÷
4
÷
75
158+262+138
.
.
1248
÷
24
3150
÷
15
4800
÷
25
21500
÷
125
375+219+381+225
5001
-
247
-
1021
-
< br>232
(
181+2564
)
+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
.
.
7755
-
(2187+755)
2214+638+286
3065
-
738
-
1065
899+344
235
7
-
183
-
317
-
357
2365
-
1086
-
214
497
-
299
2370+1995
3999+498
1883
-
398
12
×
25
75
×
24
.
.
1
38
×
25
×
4
(
13
×
125)
×
(3
×
8)
(12+24+80)
×
50
704
×
25
25<
/p>
×
32
×
125
32
×
(25+125)
88
×
125
102
×
76
58
×
98
178
×
101
-
178
84<
/p>
×
36+64
×
84
75
×
99+2
×
75
.
.
83
×
1
02
-
83
×
2
98
×
199
123
×
18
-
12
3
×
3+85
×
123
50
×
(34
×
< br>4)
×
3
25
×(
24+16
)
178
×
99+178
79
×<
/p>
42+79+79
×
57
21500
÷
125
730
0
÷
25
÷
4
810
0
÷
4
÷
75
16800
÷
120
2.7
3
+
0.89
+
1.27
.
.
4.37
+
0.28
+
1.63
+
5.72
10
-
0.432
-<
/p>
2.568
9.3
-
5
.26
-
2.74
14.9
-(
5.2
+
4.9
< br>)
18.32
-
5.47
-
4.32
25
×<
/p>
6.8
×
0.04
0.25
×
32
×
0.125
6.4
×
1.25
×
12.5
c
×(
a+b
)
< br>=c
×
a
+
c
×
b
0.45
×
201
0.58
×
10.1
50.2
×
99
4.7
×
9.9
.
.
3
.28
×
5.7
+
6.72
×
5.7
2.1
×
99
+
2.1
23<
/p>
×
0.1
+
2.
3
×
9.9
0.18
+
4.26
-
0.18
+
4.26
0.58
×
1.3
÷
0.58
×
< br>1.3
7.3
÷
4
+
2.7
×
0.25
3.75
×
0.5
-
2.75
÷
< br>2
5.26
×
0.125
+
2.74
÷
8
a
÷
p>
b
÷
c=a
÷(<
/p>
b
×
c
)
6.3
÷
1.8
9.5
÷(
1.9
×
8
)
12.8
÷(
0.4
×
1.6
)
< br>
930
÷
0.6
÷
< br>5
.
.
63.4
÷
2.5
÷
0.4
(
7.7
+
1.54
)÷
0.7
6.9
+
4.8
+
3.1
15.
89
+
(6.75
-
< br>5.89)
7.85
+
2.34
-<
/p>
0.85
+
4.66
35.
6
-
1.8
-
15.6
-
7.2
13.75
-
(3.75
+
6.48)
47.8
-
7.45+2.55
66.
86
-
8.66
-
1.34
0.25
×
16.2
×
4
0.25
×
32
×
p>
0.125
2.5
×
(4+0.4)
.
.
(1.25
-
0.125)
×
8
4.8
×
100.1
4.2
×
99
56.
5
×
9.9
+
56.5
7.09
×
10.8
-
0.8
×
7.09
3.83
×
4.56
+
3.83
×
5.44
3.65
×
4.7
-
p>
36.5
×
0.37
5.4
×
11-5.4
13.
7
×
0.25
-
3.7
÷
4
10.7
×
16.1-1.1
×
10.7+10
.7
×
5
134
×
56
-
134
+
45
×
134
48
×
52
×
2
-
4
p>
×
48
p>
25
×
23
×(<
/p>
40
+
4
)
p>
.
.
999
×
999
+
1999
184
+
98
695
+
202
864
-
199
738
-
301