简算(5/9+1/25)*9+16/25

问题描述:

简算(5/9+1/25)*9+16/25

(5/9+1/25)*9+16/25
=5/9*9+9/25+16/25
=5+1
=6

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=5/9*9+1/25*9+16/25
=5+(9/25+16/25)
=5+1
=6

(5/9+1/25)*9+16/25
=5+9/25+16/25
=5+(9/25+16/25)
=5+1
=6