.
2+
3+
5787
6
+
2
+
1
+
137157154
15
72
17+812+317
3-
19
-
89
15
4
5
11+
9+
711
7
-
3
+
5
-
612191219
.
12-
14115
-
5
7-
4-
32
+
6
7
73
124
+1
13
+
14
+
3
16-71
5
-2.8 172
15
-(
15+
5
7
)
7+
4-
39
7
7
.
9-(
4
+
2
)
8-(
81-
)
11
911
8-(
8 -
2)
19
19
9
195
12
+(
8+
5
12
)
5231
3 +610 +33 +2.7 3.82 3.825+249 +15
9 15
10-227
9-39
4.375+6
.
9
9
3
1
5
+
6
7+
5
+
2
11711
47
-
16
+
3
7-
5
18
(738-2.82)-5
3
4
14 +151
9-24
5
59-45
9 +58
+.
33 10-(2+3.9)
1414
1-
2
1111
-
1
5+(
3+
1)
1+
4-
37+
4-
39
4
2
解方程
19115
+x=2
5
3
4
=x+0.25 x+3.5×2=12 0.6x-0.5=3.1
15.375+5x=20
.
3
8
3
5
7
9
7
7
x-
9
11=
3
7
x-
56
=
16
419
+(x-
2
)=3
小学五年级下册分数简便计算题大全
.2+3+57876+2+1+137157154157217+812+3173-19-89
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