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(1)1125-997(8)998+1246(16)413+3.2+523+6.8(2)1225-(127+225)(9)400÷125÷8(17)25×(37×8)(3)(14-16)×12(10)134×2415×47(11)34×(2+1334)(18)125×8.8(4)4.35+4.25+3

题目详情
(1)1125-997 (8)998+1246 (16)4
1
3
+3.2+5
2
3
+6.8
(2)12
2
5
-(1
2
7
+2
2
5
(9)400÷125÷8 (17)25×(37×8)
(3)(
1
4
-
1
6
)×12
(10)1
3
4
×2
4
15
×
4
7

(11)34×(2+
13
34
(18)125×8.8
(4)4.35+4.25+3.65+3.75 (12)3.4×99+3.4 (19)17.15-8.47-1.53
(5)17
5
6
-3
3
4
-4
5
6
(13)
7
9
÷2
1
5
+
5
11
×
2
9
(20)0.125×0.25×32
(6)22.3-2.45-5.3-4.55 (14)(
11
12
+
7
18
+
5
24
)×72
(21)4.25-3
5
6
-(2
1
6
-1
3
4
(7)187.7×11-187.7 (15)43
7
8
×
1
2
+57.125×
1
2
-0.5
(22)2.42÷
3
4
+4.58×1
1
3
-4÷3.
(1)1125-997 (8)998+1246 (16)4
1
3
+3.2+5
2
3
+6.8
(2)12
2
5
-(1
2
7
+2
2
5
(9)400÷125÷8 (17)25×(37×8)
(3)(
1
4
-
1
6
)×12
(10)1
3
4
×2
4
15
×
4
7

(11)34×(2+
13
34
(18)125×8.8
(4)4.35+4.25+3.65+3.75 (12)3.4×99+3.4 (19)17.15-8.47-1.53
(5)17
5
6
-3
3
4
-4
5
6
(13)
7
9
÷2
1
5
+
5
11
×
2
9
(20)0.125×0.25×32
(6)22.3-2.45-5.3-4.55 (14)(
11
12
+
7
18
+
5
24
)×72
(21)4.25-3
5
6
-(2
1
6
-1
3
4
(7)187.7×11-187.7 (15)43
7
8
×
1
2
+57.125×
1
2
-0.5
(22)2.42÷
3
4
+4.58×1
1
3
-4÷3.
(1)1125-997 (8)998+1246 (16)4
1
3
+3.2+5
2
3
+6.8
(1)1125-997(8)998+1246(16)4
1
3
+3.2+5
2
3
+6.8
1
3
+3.2+5
2
3
+6.8
1
3
1133
2
3
+6.8
2
3
2233 (2)12
2
5
-(1
2
7
+2
2
5
(9)400÷125÷8 (17)25×(37×8)(2)12
2
5
-(1
2
7
+2
2
5
2
5
-(1
2
7
+2
2
5
2
5
2255
2
7
+2
2
5
2
7
2277
2
5
2
5
2255(9)400÷125÷8(17)25×(37×8) (3)(
1
4
-
1
6
)×12
(10)1
3
4
×2
4
15
×
4
7

(11)34×(2+
13
34
(18)125×8.8(3)(
1
4
-
1
6
)×12
1
4
-
1
6
)×12
1
4
1144
1
6
)×12
1
6
1166(10)1
3
4
×2
4
15
×
4
7

(11)34×(2+
13
34
3
4
×2
4
15
×
4
7

(11)34×(2+
13
34
3
4
3344
4
15
×
4
7

(11)34×(2+
13
34
4
15
441515
4
7

(11)34×(2+
13
34
4
7
4477
13
34
13
34
13133434(18)125×8.8 (4)4.35+4.25+3.65+3.75 (12)3.4×99+3.4 (19)17.15-8.47-1.53(4)4.35+4.25+3.65+3.75(12)3.4×99+3.4(19)17.15-8.47-1.53 (5)17
5
6
-3
3
4
-4
5
6
(13)
7
9
÷2
1
5
+
5
11
×
2
9
(20)0.125×0.25×32(5)17
5
6
-3
3
4
-4
5
6
5
6
-3
3
4
-4
5
6
5
6
5566
3
4
-4
5
6
3
4
3344
5
6
5
6
5566(13)
7
9
÷2
1
5
+
5
11
×
2
9
7
9
÷2
1
5
+
5
11
×
2
9
7
9
7799
1
5
+
5
11
×
2
9
1
5
1155
5
11
×
2
9
5
11
551111
2
9
2
9
2299(20)0.125×0.25×32 (6)22.3-2.45-5.3-4.55 (14)(
11
12
+
7
18
+
5
24
)×72
(21)4.25-3
5
6
-(2
1
6
-1
3
4
(6)22.3-2.45-5.3-4.55(14)(
11
12
+
7
18
+
5
24
)×72
11
12
+
7
18
+
5
24
)×72
11
12
11111212
7
18
+
5
24
)×72
7
18
771818
5
24
)×72
5
24
552424(21)4.25-3
5
6
-(2
1
6
-1
3
4
5
6
-(2
1
6
-1
3
4
5
6
5566
1
6
-1
3
4
1
6
1166
3
4
3
4
3344 (7)187.7×11-187.7 (15)43
7
8
×
1
2
+57.125×
1
2
-0.5
(22)2.42÷
3
4
+4.58×1
1
3
-4÷3.
(7)187.7×11-187.7(15)43
7
8
×
1
2
+57.125×
1
2
-0.5
7
8
×
1
2
+57.125×
1
2
-0.5
7
8
7788
1
2
+57.125×
1
2
-0.5
1
2
1122
1
2
-0.5
1
2
1122(22)2.42÷
3
4
+4.58×1
1
3
-4÷3.
3
4
+4.58×1
1
3
-4÷3.
3
4
33441
1
3
-4÷3.
1
3
1133
▼优质解答
答案和解析
(1)1125-997=1125-(997+3)+3=1125-1000+3=128;(2)1225-(127+225)=1225-225-127=857;(3)(13-14)×12=13×12-16×12=4-2=2;(4)4.35+4.25+3.65+3.75=(4.35+3.65)+(4.25+3.75)=8+8=16;(5)1756-3...