用简便计算:16.15/1.8+1.85/1.8=?
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用简便计算:16.15/1.8+1.85/1.8=?
用简便计算:16.15/1.8+1.85/1.8=?
用简便计算:16.15/1.8+1.85/1.8=?
16.15/1.8+1.85/1.8
=(16.15+1.85)/1.8
=18/1.8
=10
(16.15+1.85)÷1.8=10
用简便计算:16.15/1.8+1.85/1.8=?
用简便计算:16.15/1.8+1.85/1.8=?
用简便计算:16.15/1.8+1.85/1.8=?
16.15/1.8+1.85/1.8
=(16.15+1.85)/1.8
=18/1.8
=10
(16.15+1.85)÷1.8=10