Martinez Company purchased a new plant asset on April 1, 2017, at a cost of $789, 210. It was estimated to have a service life of 20 years and a salvage value of $66, 600. Martinez's accounting period is the calendar year. Compute the depreciation for this asset for 2017 and 2018 using the sum-of-the-years'-digits method (Round answers to o decimal places, e.g. 45, 892.) Depreciation for 2017 $ 65379 Depreciation for 2018 $ 61938 Compute the depreciation for this asset for 2017 and 2018 using the double-declining-balance method. (Round answers to 0 decimal places, e.g. 45, 892.) Depreciation for 2017 $72261 Depreciation for 2018 $ 65035