上海小學六年級奧數(shù)試卷http://sh.aoshu.com/2,六年級數(shù)學報題目1.原式=1+2+3+4+5+1/2+1/6+1/12+1/20+1/30=15+1-1/2+1/2-1/3+1/3-1/4+1/4-1/5+1/5-1/6=16-1/6=15又5/62.(5/8-2/5)/(3/4)=3/103.解:設(shè)有X千克(1/6X+1/6X+20):(X-1/6X-1/6X-20)=7:55/3X+100=14/3X-140240=3XX=804.解:設(shè)甲有X本,乙有(3000-X)本2/5X-...
更新時間:2023-08-23標簽: 上海上海市數(shù)學學報上海市數(shù)學報六年級試卷 全文閱讀