第一题怎么做T^T,学霸速来#^_^#
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![第一题怎么做T^T,学霸速来#^_^#](/uploads/image/z/12645409-49-9.jpg?t=%E7%AC%AC%E4%B8%80%E9%A2%98%E6%80%8E%E4%B9%88%E5%81%9AT%5ET%2C%E5%AD%A6%E9%9C%B8%E9%80%9F%E6%9D%A5%23%5E_%5E%23)
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第一题怎么做T^T,学霸速来#^_^#
第一题怎么做T^T,学霸速来#^_^#
第一题怎么做T^T,学霸速来#^_^#
13.7+0.24x1.37-2.4x0.137
=10x1.37+0.24x1.37-0.24x1.37
=1.37x(10+0.24-0.24)
=13.7
8.2x0.75+3/4x1.8
=8.2x0.75+0.75x1.8
=0.75x(8.2+1.8)
=0.75x10
=7.5