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巧算1653+59837.2×47+53×37.213.68.59+19.52÷3.2(258-14)×(89+113)10-(2.64+215+2.9)[235-(8.5-223)÷3.5]×712

题目详情
巧算
1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     
(2
5
8
-
1
4
)×(
8
9
+1
1
3
10-(2.64+2
1
5
+2.9)
[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
巧算
1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     
(2
5
8
-
1
4
)×(
8
9
+1
1
3
10-(2.64+2
1
5
+2.9)
[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     
(2
5
8
-
1
4
)×(
8
9
+1
1
3
10-(2.64+2
1
5
+2.9)
[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     (2
5
8
-
1
4
)×(
8
9
+1
1
3
10-(2.64+2
1
5
+2.9)
[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     1653+59837.2×47+53×37.213.6 8.59+19.52÷3.2     (2
5
8
-
1
4
)×(
8
9
+1
1
3
10-(2.64+2
1
5
+2.9)
[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
(2
5
8
-
1
4
)×(
8
9
+1
1
3
5
8
-
1
4
)×(
8
9
+1
1
3
5
8
585588
1
4
)×(
8
9
+1
1
3
1
4
141144
8
9
+1
1
3
8
9
898899
1
3
1
3
13113310-(2.64+2
1
5
+2.9)
1
5
+2.9)
1
5
151155[2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
3
5
-(8.5-2
2
3
)÷3.5]×7
1
2
3
5
353355
2
3
)÷3.5]×7
1
2
2
3
232233
1
2
1
2
121122
▼优质解答
答案和解析
①1653+598=1653+600-2=2251;②37.2×47+53×37.2=37.2×(47+53)=37.2×100=3720;③8.59+19.52÷3.2=8.59+6.1=14.69;④(258-14)×(89+113)=238×229=198×209=9518=5518;⑤10-(2.64+215+2.9)=10-7.74=2....