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2.1×1.1×0.54÷(5.4×1.21÷521)=.
题目详情
2.1×1.1×0.54÷(5.4×1.21÷
)=______.
5 |
21 |
▼优质解答
答案和解析
2.1×1.1×0.54÷(5.4×1.21÷
),
=2.1×1.1×0.54÷5.4÷1.21×
,
=(2.1×
)×(1.1÷1.21)×(0.54÷5.4),
=0.5×
×0.1,
=
×
×
,
=
.
故答案为:
.
5 |
21 |
=2.1×1.1×0.54÷5.4÷1.21×
5 |
21 |
=(2.1×
5 |
21 |
=0.5×
10 |
11 |
=
1 |
2 |
10 |
11 |
1 |
10 |
=
1 |
22 |
故答案为:
1 |
22 |
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