Answer and Explanation:
The journal entry is given below;
a. Machine or equipment $6,500
To Accumulated depreciation ($6,500 × 3 ÷ 5) $3,900
To Retained earnings $2,600
(being the correction of the error is recorded)
b. Prepaid insurance Dr ($800 ÷ 4 × 2 ) $400
To Retained earnings $400
(being the correction of the error is recorded)
These two entries should be recorded to correct the given errors