LM acquired 80% of the equity shares of ST when ST's retained earnings were $50 million.  The fair value of the net assets of ST included a contingent liability with a fair value of $100 million at the date of acquisition and a fair value of $40 million at 31 December 20X6. No other fair value adjustments were required at the date of acquisition.

LM and ST had retained earnings of $200 million and $80 million respectively at 31 December 20X6. 

The consolidated retained earnings of LM at 31 December 20X6 were: