On January 1, 2018, a machine was purchased for $110,000. The machine has an estimated salvage value of $5,840 and an estimated useful life of 5 years. The machine can operate for 124,000 hours before it needs to be replaced. The company closed its books on December 31 and operates the machine as follows: 2018, 24,800 hrs; 2019, 31,000 hrs; 2020, 18,600 hrs; 2021, 37,200 hrs; and 2022, 12,400 hrs. Compute the annual depreciation charges over the machines life assuming a December 31 year-end for each of the following depreciation methods. (Round answers to 0 decimal places, e.g. 45,892.)

2021 31248 2022 10416 3. Sum-of-the-Years'-Digits Method Year 2018 34720 2019 27776 2020 20832 2021 13888 2022 6944 4. Double-Declining-Balance Method Year TO THE 2018 53760 X 2019 26880 2020 13440 2021 67201 2022 3360