Date of purchase 1st July, Purchase Price of Machine Rs. 80,000, Installation Charges Rs. 20,000. Residual Value Rs. 40,960. Useful life 4 years, Accounting year - financial year. The depreciation under WDV Method for the first year will be:
Here , formula for WDV is - deprecciation rate = 100 * (1-n√s/c)
where n = number of years , s = salvage value , c = cost of asset
=[1-4√40960/100000] * 100
= [1-4√0.4096] * 100
= [1-.80]*100
=.20*100
=20
1st year WDV = 100000*20% = 20000
but it is purchased on july , so 20000*9/12 = 15000