round 8668 to 8700

please explain the steps and math work

12. Algebraic method The following chart indicates the percentage of support department services used by other departments. Service departments are designated 51,52, and 53; operating departments are designated RP1 and RP2. Direct costs of the period were $510,000,$1,080,000, and $1,800,000 for $1,52, and 53 , respectively. Allocate the support department costs to the operating departments using the algebraic method. Note: Do not round proportions in your calculations; round your final answer to the nearest whole dollar. Note: Round your final answers below to the nearest 100 ; for example, round 8,668 to