3/8乘37+0.375乘63 77*75/76
问题描述:
3/8乘37+0.375乘63 77*75/76
答
3/8等于0.375既0.375*37+0.375*63=0.375*(37+63)=37.5
3/8乘37+0.375乘63 77*75/76
3/8等于0.375既0.375*37+0.375*63=0.375*(37+63)=37.5