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计算题(能简算的要简算)517+1905÷15-62935×7.7+3.3×0.6-60%(57-23)÷521×5(1+12)×(1-12)×(1+13)×(1-13)×…×(1+110)×(1-110)
题目详情
计算题(能简算的要简算)
517+1905÷15-629
×7.7+3.3×0.6-60%
(
-
)÷
×5
(1+
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
×7.7+3.3×0.6-60%
(
-
)÷
×5
(1+
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
3 5 3 3 5 5
-
)÷
×5
(1+
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
5 7 5 5 7 7
)÷
×5
(1+
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
2 3 2 2 3 3
×5
(1+
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
5 21 5 5 21 21
)×(1-
)×(1+
)×(1-
)×…×(1+
)×(1-
)
1 2 1 1 2 2
)×(1+
)×(1-
)×…×(1+
)×(1-
)
1 2 1 1 2 2
)×(1-
)×…×(1+
)×(1-
)
1 3 1 1 3 3
)×…×(1+
)×(1-
)
1 3 1 1 3 3
)×(1-
)
1 10 1 1 10 10
)
1 10 1 1 10 10
517+1905÷15-629
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▼优质解答
答案和解析
(1)517+1905÷15-629=517+127-629=644-629=15(2)35×7.7+3.3×0.6-60%=0.6×7.7+3.3×0.6-0.6=0.6×(7.7+3.3-1)=0.6×10=6(3)(57-23)÷521×5=121×215×5=1(4)(1+12)×(1-12)×(1+13)×(1-13)...
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