按规律填空:1/1·1/2·2/3·2/4( )·( )·( )·( )
问题描述:
按规律填空:1/1·1/2·2/3·2/4( )·( )·( )·( )
答
1/1·1/2·2/3·2/4(3/5 )·(3/6 )·(4/7 )·(4/8 )
按规律填空:1/1·1/2·2/3·2/4( )·( )·( )·( )
1/1·1/2·2/3·2/4(3/5 )·(3/6 )·(4/7 )·(4/8 )