The number of bacteria in a petri dish is multiplied by a factor of 1.21.21, point, 2 every hour. There were initially 500500500 bacteria. Which expression gives the number of bacteria after 333 hours?

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?