78.4/0.25*0.4怎样简便运算?

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78.4/0.25*0.4怎样简便运算?78.4/0.25*0.4怎样简便运算?78.4/0.25*0.4怎样简便运算?78.4/0.25*0.4＝78.4/0.1＝78478.4/0.25*0.4＝

78.4/0.25*0.4怎样简便运算?
78.4/0.25*0.4怎样简便运算?

78.4/0.25*0.4怎样简便运算?
78.4/0.25*0.4
＝78.4/0.1
＝784

78.4/0.25*0.4
＝78.4/0.1
＝784
78.4/0.25*0.4
＝78.4/0.1
＝784

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