四年级下册四则运算计算
余年寄山水
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2021年01月25日 12:19
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法理学试题-
四年级下册四则运算计算
380
÷
19=
40
×
100=
2020
÷
20=
75-75
÷
5=
40+360
÷
90= 15
×
4
×
8=
77
×
20
=
100-13
×
6=
660
÷
60=
70
×
30=
34
÷
17
×
20= 600
÷
50=
350+80=
25
×
40=
28
×
30=
450
÷
45=
300
×
6=
52
÷
3= 420
÷
21=
460
+
280
=
14
×
5+8=
45-2
×
7=
12+12
÷
12=
0
÷
16
×
9=
13
×
6-70
280+70=
810
÷
27
=
450
÷
5
÷
9=
60
÷
12=
8
×
50=
1000
÷
20= 760
÷
40=
100
÷
4
×
6=
12
×
25
=
62
×
3
=
0
×
65+5
=
6+18+84
=
98+12
=
42
×
1
×
5
=
9
×
5
÷
5
×
9
=
60
×
9=
50
×
90=
600
÷
30=
20
×
34=
43
×
2=
11
×
600=
13
×
600= 75-18=
70-30=
8000-3000=
120
÷
3= 3
×
900=
900
÷
3=
320
÷
3=
210
×
4=
25
×
100=
25
×
4
=
84
÷
4
=
4.3
÷
1000=
2.5
+
0.05
=
3
-
1.4
=
13
÷
100
=
120
×
6
=
85
-
58
=
45
×
20
=
100
×
2.8
=
8
×
9
+
8
=
7
×
5
÷
7
×
5
=
125
×
7
×
8
=
0.5+1.5=
120
÷
6
÷
2= 7
×
99
+
7=
5
×
9
+
1=
10
―(
2.3+2.7
)=
4
×(
36
-
25
)
=
0.75
+
0.3=
0.5+0.5=
0.5-0.5=
300
-
84
-
16= 240
×
30
=
0.69
+
1.1=
300
×
18=
7
+
7
×
9=
1.3
-
0.8=
630
÷
90= 6
-
0.37=
0
×
100+100=
60
×
0=
2.73
+
0.27=
540
÷
270
=
400
÷
50= 99
÷
33=
18
×
50=
470+70=
14
×
4=
750
÷
50=
1400
÷
70=
6
×
120=
480
÷
40=
620-30=
四年级竖式计算
160
题(每天练一行
4
道题,标清日期写在作业本上完成 )
336
×
25
112
×
52
335
×
24
125
×
65
36
×
125
116
×
58 256
×
81 331
×
25
125
×
34
336
×
25
215
×
34
205
×
32
31
×
206
37
×
481 91
×
214
325
×
68
336
×
21
245
×
31 31
×
206
21
×
126
302
×
12 135
×
24
325
×
41
12
×
321
21
×
114
17
×
184
31
×
208 51
×
214
61
×
135
24
×
158
33
×
264
16
×
109
1 / 7
33
×
204
25
×
118
302
×
15 302
×
54
210
×
21
119
×
24
325
×
29
66
×
125
180
÷
30
720
÷
30 360
÷
30
920
÷
40
780
÷
60
432
÷
24
625
÷
23
837
÷
43
850
÷
17 780
÷
26
960
÷
40
544
÷
17
898
÷
28 420
÷
30 780
÷
20
690
÷
30
750
÷
50
840
÷
60
520
÷
40
920
÷
23
840
÷
24
704
÷
44 480
÷
32 672
÷
21
754
÷
58
897
÷
39
624
÷
26
576
÷
18
173
÷
17
117
÷
36
91
÷
65
136
×
15
215
×
36
325
×
65
52
×
315
57
×
158
36
×
215 35
×
126 235
×
12
321
×
19
321
×
16
332
×
24
33
×
215
125
×
6
335
×
26
165
×
24
256
×
31
306
×
12
260
×
15
303
×
46
65
×
224 325
×
40
167
×
48
336
×
25
125
×
45
780
÷
20
690
÷
30
750
÷
50 840
÷
60
520
÷
40
920
÷
23
840
÷
24
704
÷
44
480
÷
32
672
÷
21 754
÷
58
897
÷
39
624
÷
26
576
÷
18
173
÷
17
9.99
×
100
2840
÷
35
630
÷
31
961
÷
191
980
÷
28
828
÷
36
234
×
46
613
×
48
320
×
25 7210+2865
444
÷
76
4321
÷
48
350
÷
34
930
÷
32
864
÷
36
694
÷
17 5981
÷
26 609
÷
87
9100
÷
240
5070
÷
39 7936
÷
26
450
÷
25
289
÷
44
32000
÷
700
135
×
5
108
×
6
8
×
312
7
×
210
138
×
9
82
×
403
126
×
89 203
×
32
312
×
25
336
÷
21
858
÷
39
918
÷
27
888
÷
37
645
÷
32
437
×
28
117
÷
36
91
÷
65 136
×
15
215
×
36
325
×
65
52
×
315
57
×
158
36
×
215
294
÷
29
840
÷
60
520
÷
40
混合运算
94
题
:
(每天练
1
行,标清日期写在作业本上)
672
-
672
÷
12
×
7
987
÷(
345
-
298
)×
65
210
×
[520
÷
(240
-
227)] 340
-
240
÷
20
×
5
30
×
(320
-
170)
÷
90
[458
-
(85
+
28)]
÷
23
630
×
[840
÷
(240
-
212)]
408
÷
[512
-
(178
+
283)]
864
÷
[(27
-
23)
×
12] (105
×
12
-
635)
÷
25
2 / 7
240
-
140
÷
5
×
3
360
-
260
÷
20
×
5
104
×
48
+
272
÷
16 35
+
65
÷
5
-
20
240
+
180
÷
30
×
2
450
÷
30
+
20
×
3
146
-
(34
+
420
÷
70) 624
÷
[(27
-
14)
×
4]
(77
-
21
÷
7)
×
691
(165
-
65
÷
5)
×
5
840
÷
[(120
+
195)
÷
15] [557
-
(186
+
26)]
÷
23
375
÷(
25
-
10
)×
15
(
659
-
34
)
+
(
280
÷
40
)
15
×
27-200
÷
8
(
324-285
)×
12
÷
26
(160
-
48
÷
12
)×
4
336
÷
[
(
36
-
29
)×
6]
62
×(
300
-
145
÷
5
)
35
×(
320
-
170
)÷
50
(36
×
54
-
984
)÷
24
150
÷
[90
÷(
67
-
52
)
]
182
÷
[36
÷(
12
+
6
)
]
640
÷
[
(
96-80
)×
4]
57
×
12
-
560
÷
35
848
-
640
÷
16
×
12
2800
÷
100
+
789
(
947
-
599
)+
76
×
64
36
×
(913
-
276
÷
23)
(93
+
25
×
21)
×
9
507
÷
13
×
63
+
498 723
-
(521
+
504)
÷
25
384
÷
12
+
23
×
371
(39
-
21)
×
(396
÷
6)
156
×
[(17.7-7.2)
÷
3]
[37.85-
(
7.85+6.4
)
]
×
30
28
×
(5+969.9
÷
318) 81
÷
[
(
72-54
)×
9]
138
×
25
×
4
(13
×
125)
×
(3
×
8)
(12+24+80)
×
50
704
×
25 25
×
32
×
125
32
×
(25+125)
178
×
101
-
178
84
×
36+64
×
84
75
×
99+2
×
75
83
×
102
-
83
×
2 98
×
199
123
×
18
-
12
3
×
3+85
×
123
50
×
(34
×
4)
×
3
25
×(
24+16
)
178
×
99+178
79
×
42+79+79
×
57
7300
÷
25
÷
4
8100
÷
4
÷
75
75
×
27+19
×
25
31
×
870+13
×
310 4
×
(25
×
65+25
×
28)
102
×
76
58
×
98
280
+
840
÷
24
×
5
85
×
(95
-
1440
÷
24)
58870
÷
(105
+
20
×
2) 80400
-
(4300
+
870
÷
15)
37.85-
(
7.85+6.4
)
1437
×
27
+
27
×
563
81432
÷
(13
×
52
+
78) 125
×
(33
-
1)
37.4
-
(8.6
+
7.24
-
6.6)
156
×
107-7729
360
÷
[
(
12
+
6
)×
5]
287
×
5+96990
÷
318
1554
÷
[
(
72-58
)×
3]
(
105
×
12
-
635
)÷
25 288
÷
[
(
26
-
14
)×
8]
500
×
6-(50
×
2-80) 64
÷< br>[
(
27
-
23
)×
12]
(
45
+
38
-
16
)×
24
500
-(
240
+
38
×
6
)
[64
-(
87
-
42
)
]
×
15
(
845
-
15
×
3
)÷
16
12
×
[
(
49
-
28
)÷
7]
3 / 7