Recording Amortization with a Change in Accounting Estimate On January 1, 2018, Kelley Company purchased a new patent for $10,200 and started amortizing it over its legal life of 20 years. At the start of 2021, Kelley estimated that the total useful life of the patent (from acquisition date) was 12 years. Note: When answering the following questions, do not round until your final answer. Round your final answer to the nearest whole dollar. a. What should Kelley record as amortization expense on the patent for 2021? $ 850 b. What is the carrying value of the patent on December 31, 2021? $ 0 C. Record the entry for amortization in 2021. Date Account Name Dr. Cr. Dec. 31, 2021 Amortization Expense 850 X O Patent > 0 850 X