Britain's top shares recovered on Monday after steep falls in the previous session, led by Rolls Royce as investors welcomed an acquisition, though weakness in miners on downbeat China data kept market gains in check, Reuters reported. The FTSE 100 was up 9.98 points, or 0.2 percent, at 6,722.65 points by 0857 GMT, having sunk 1.1 percent on Friday when a landmark corporate bond default in China knocked the mining sector.