what is the weighted average number of shares?

On December 31, 2020, Pharoah Corporation had 4,600,52 preferred shares and 73,600 common shares issued. During 2021 the company completed the following share transactions: Apr Sold 9.200 common shares for $4.600 cash. Sept 30 Reacquired 4.500 common shares for $1.600 cash 1 Pharoah's profitin 2021 was $478,000 Calculate the weighted average number of common shares for 2021 Weighted average number of shares