86.2×10.1−8.62×0.1怎样简算?
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86.2×10.1−8.62×0.1怎样简算?
86.2×10.1−8.62×0.1怎样简算?
86.2×10.1−8.62×0.1怎样简算?
=86.2×(10.1-0.1)
86.2×10.1−8.62×0.1怎样简算?
86.2×10.1−8.62×0.1怎样简算?
86.2×10.1−8.62×0.1怎样简算?
=86.2×(10.1-0.1)