please help step by step on how to do excel formulas please

INSTRUCTIONS: - Enter student name in cell A1 -Cakulate annual depreciation using the Straight Line and Double Declining Balance methods - Complete all green cells for both methods. -Students are required to embed excel formulas for annual depreciation expense calculations in columns D and J to recelve full credit. - Completed file must be submitted in Excel. HW is to be completed indlvidually by the student; HW is not a group assignment. Students may only submit HW one time. -HW recelved after the deadline will earn a score of zero. File recelved must be a readable flie recelved before the deadline. 10 facts: 11 Machine purchase 12 treful life 13 salvage value i4 Cost to put machine late service 15 intial Depreclable base Stralght Line Inithal Oeprocable bave Mardmam depreciation Manimain depreciatien Depreclation per year 2= Double Declining Balance Maximum depteciatian Depreciation perytar Total doubie declining balance depreciation -_