Abarber gives 16 haircuts in 5 hours. in minutes, at what rate is the barber giving one haircut? how many hair cuts can he give in 8 hours? round the answer

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?