2.1×1.1×0.54÷(5.4×1.21÷
)=______.
人气:458 ℃ 时间:2019-11-04 11:05:00
解答
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:
.
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