58.76-(8.76-15)怎么算
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![58.76-(8.76-15)怎么算](/uploads/image/z/171905-41-5.jpg?t=58.76-%288.76-15%29%E6%80%8E%E4%B9%88%E7%AE%97)
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58.76-(8.76-15)怎么算
58.76-(8.76-15)怎么算
58.76-(8.76-15)怎么算
简便算法么?
58.76-(8.76-15)
=58+0.76-(8+0.76-15)
=58+0.76-8-0.76+15
=58-8+15+0.76-0.76
=65