四年级数学简便计算100道
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很高兴能够为您答题
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以下是我的答案
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158+262+138
375+219+381+225
5001
-
247
-
1021
-
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
-<
/p>
357
2365
-
< br>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
×
32
×
125
32
×
(25+125)
88
×
125
102
×
76
58
×
98
178
×
101
-
< br>178
84
×
36+64<
/p>
×
84
75
×
99+2
×
75
83
×
102
-
83
×
2
98
×
199
123
×
18
-
< br>123
×
3+85
×
123
50
×
(34
×
4)
×
3
25
×(
24+16
< br>)
178
×
99+178
79
×
42+79+79
×
57
7300
÷
25
÷
4
8100
÷
4
÷
75
16800
÷
120
30100
÷
2100
32000
÷
400
49700
÷
700
1248
÷
24
3150
÷
15
4800
÷
25
21500
÷
125
2356
-(
1356
-<
/p>
721
)
1
235
-(
1780
-
1665
)
75
×
27+19
×
2 5
31
×
870+13
< br>×
310
4
×
(25
×
65+25
×
p>
28)
(
1
)
(
78
+
61
)+
39
(
2
)
700
-
82
-
18
(
3
)
348
+
163
+
242
< br>+
410
+
537
(
4
)
125
×
47
-
47
×
25
(
5
)
201
×
316
(
6
)
374
-
205
+
p>
226
-
95
(
7
)
300
0
-
999
(
8
)
997
×
7
+
21
(
9
)
87
×
470
+
870
×
53
(
10
< br>)
(
55
+
55
+
55
+
55
×
5
)×
125
(
11
)
125
×(
8
+
40
)×
25
(12
)
99
+
49
×
99
(
p>
13
)
264
×<
/p>
97
+
4
×
p>
264
(
14
)
454
+
999
×
999
+
545
(
15
)
9999
×
36
+
6666
p>
×
3
×
32
p>
(
16
)
124<
/p>
×
38
+
65<
/p>
×
124
+
76
×
110
-
7
6
×
7
(
1
7
)
62
×
4
+
44
×
5<
/p>
+
5
×
18 <
/p>
(
18
)
340
0
-
62
×
3
4
-
38
×
2
0
-
38
×
1
4
(
19
)
1992
×
19911991-1991
×
19901990
(
20
(
2
+
4
+
6
+……+
100
p>
)
-
(
1
+
3
+
5
+……+
99
)
1
.
2.73
+
0.89
+
1.27
2
.
4.37
+
0.28
+
1.63
+
5.72
1
.
10
-
0.432
-
2.568
2
.
9.3
-
5.26
-
2.74
3
.
13.
4
-(
3.4
+
5.2
)
4
.
14.
9
-(
5.2
+
4.9
)
5
.
18.32
-
5.47
-
4.32
6
.
17.29
-
5.28
-
6.29
1
.
25
×
6.8
×
0.04
2
.
0.25
×
32
×
0.125
3
.
6.4
×
1.25
×
12.5
1
.
0.45
×
201