Mike Devereaux Company shows the following entries in its Equipment account for 2015. All amounts are based on historical cost. Instructions Prepare any correcting entries necessary. Assuming that depreciation is to be charged for a full year on the ending balance in the asset account, compute the proper depreciation charge for 2015 under each of the methods listed below. Assume an estimated life of 10 years, with no salvage value. The machinery included in the January 1, 2015, balance was purchased in 2013. Straight-line. Sum-of-the-years'-digits