To determine the appropriate adjustment to make on December 31 of the first year for depreciation on photocopy machine;
It is given that the annual depreciation on the machine is $1,680. The machine was purchased on August 1 and the company prepares annual financial statements on December 31, so the adjustment of the depreciation expense shall be made for the period (August 1 to December 31) = 5 months
The depreciation for 5 months shall be = 1680*5/12 = $700
Hence, the adjustment at the end of the year shall be made for Depreciation expense of $700.
The Adjusting entry shall be as follows:
Depreciation Expense Debit $700
Accumulated Depreciation Credit $700