Refer to the situation described in BE 11–2. Calculate depreciation expense for 2021 and 2022 using sum-of-theyears’-digits assuming the equipment was purchased on 

1. January 1, 2021,

2. March 31, 2021.

BE 11–2

On January 1, 2021, Canseco Plumbing Fixtures purchased equipment for $30,000. Residual value at the end of an estimated four-year service life is expected to be $2,000. The company expects the equipment to operate for 10,000 hours. Calculate depreciation expense for 2021 and 2022 using each of the following depreciation methods: (1) Straight line,  (2) Double-declining balance, and (3) Units-of-production using hours operated. The equipment operated for 2,200 and 3,000 hours in 2021 and 2022, respectively.