16.3减16.3除2= 用简便计算,怎么做?
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16.3减16.3除2= 用简便计算,怎么做?
16.3减16.3除2= 用简便计算,怎么做?
16.3减16.3除2= 用简便计算,怎么做?
![16.3减16.3除2= 用简便计算,怎么做?](/uploads/image/z/6815846-38-6.jpg?t=16.3%E5%87%8F16.3%E9%99%A42%3D+%E7%94%A8%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%2C%E6%80%8E%E4%B9%88%E5%81%9A%3F)
16.3-16.3÷2
=16.3×1-16.3×1/2
=16.3×(1-1/2)
=16.3×1/2
=8.15
再问: ���У�101��2.8= �ü�����
再答: 101��2.8 =��100+1��x2.8 =100x2.8+1x2.8 =280+2.8 =282.8
=16.3×1-16.3×1/2
=16.3×(1-1/2)
=16.3×1/2
=8.15
再问: ���У�101��2.8= �ü�����
再答: 101��2.8 =��100+1��x2.8 =100x2.8+1x2.8 =280+2.8 =282.8