Brief Exercise 20-4 (Algo) Change in depreciation methods (LO20-3) Irwin, Inc. constructed a machine at a total cost of $58 milion. Construction was completed at the end of 2017 and the machine was placed in service at the beginning of 2018. The machine was being depreciated over a 10 year life using the sum-of-the-years' digits method. The residual value is expected to be $3 million. At the beginning of 2021. Irwin decided to change to the straight-line method. Ignoring income taxes, prepare the journal entry relating to the machine for 2021 (If no entry is required for a transaction/event, select "No journal entry required" in the first account field. Do not round intermediate calculations, Enter your answers in millions rounded to 1 decimal place (i.e5,500,000 should be entered as 5.5).) View transaction list Journal entry worksheet