四则混合运算:(9.4-10.5×0.8)÷0.1 1/2×[1/3÷(2/3+1/2)]

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四则混合运算:(9.4-10.5×0.8)÷0.11/2×[1/3÷(2/3+1/2)]四则混合运算:(9.4-10.5×0.8)÷0.11/2×[1/3÷(2/3+1/2)]四则混合运算:(9.4-

四则混合运算:(9.4-10.5×0.8)÷0.1 1/2×[1/3÷(2/3+1/2)]
四则混合运算:(9.4-10.5×0.8)÷0.1 1/2×[1/3÷(2/3+1/2)]

四则混合运算:(9.4-10.5×0.8)÷0.1 1/2×[1/3÷(2/3+1/2)]
=(9.4-8.4)÷0.1
=1÷0.1
=10
=1/2×(1/3÷7/6)
=1/2×1/3×6/7
=1/7