早教吧 育儿知识 作业答案 考试题库 百科 知识分享

简便运算79÷115+29×5114×1.28×25353.6-(253.6+67.89)(58+127)×8+1927

题目详情
简便运算
7
9
÷
11
5
+
2
9
×
5
11
              
4×1.28×25353.6-(253.6+67.89)
5
8
+
1
27
)×8+
19
27

7
9
÷
11
5
+
2
9
×
5
11
              
4×1.28×25353.6-(253.6+67.89)
5
8
+
1
27
)×8+
19
27
7
9
÷
11
5
+
2
9
×
5
11
              
4×1.28×25353.6-(253.6+67.89)(
5
8
+
1
27
)×8+
19
27
7
9
÷
11
5
+
2
9
×
5
11
              
7
9
÷
11
5
+
2
9
×
5
11
              
7
9
7799
11
5
+
2
9
×
5
11
              
11
5
111155
2
9
×
5
11
              
2
9
2299
5
11
              
5
11
5511114×1.28×25353.6-(253.6+67.89)(
5
8
+
1
27
)×8+
19
27
5
8
+
1
27
)×8+
19
27
5
8
5588
1
27
)×8+
19
27
1
27
112727
19
27
19
27
19192727
▼优质解答
答案和解析
(1)79÷115+29×511             =79×511+29×511=(79+29 )×511=511(2)4×1.28×25=4×25×1.28=100×1.28=128(3)353.6-(253.6+...