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How to calculate depreciation and amortization

2025-12-07 03:34:22 Home

How to calculate depreciation and amortization

In business management, depreciation and amortization are two important accounting treatments used to reasonably allocate the cost of assets. This article will analyze the calculation methods of depreciation and amortization in detail, and combine it with the hot topics on the Internet in the past 10 days to help readers better understand this financial concept.

1. Calculation method of depreciation

How to calculate depreciation and amortization

Depreciation refers to the gradual loss of value of a fixed asset due to use, the passage of time, or technological progress. The following are common depreciation calculation methods:

methodformulaApplicable scenarios
straight line method(Original value of asset - residual value) / useful lifeSuitable for assets with steady loss of value
double declining balance method2 × (1 / useful life) × net book valueSuitable for assets that wear out quickly in the early stages
sum of years digits method(Remaining useful life / sum of years) × (original value of asset - residual value)Suitable for assets with rapid technological updates

2. Calculation method of amortization

Amortization is often used to spread the cost of intangible assets or long-term deferred expenses. The following are common amortization methods:

TypeCalculation methodExample
Amortization of intangible assetsStraight line method (cost/life)Patents, copyrights
Long-term deferred expensesApportioned according to benefit perioddecoration cost

3. The relationship between hot topics across the Internet and depreciation and amortization

In the past 10 days, the following hot topics have been closely related to the calculation of depreciation and amortization:

hot topicsRelated points
New energy vehicle subsidy policy adjustmentsEnterprises need to recalculate the depreciation life of production equipment
Metaverse technology investment boomAmortization treatment of intangible assets becomes focus
Enterprise digital transformation acceleratesThe choice of depreciation method for IT equipment affects costs

4. Practical application cases

Assume that a company purchases a piece of equipment worth 500,000 yuan, with a residual value of 50,000 yuan and a useful life of 5 years. Here is a comparison of different depreciation methods:

annualstraight line methoddouble declining balance methodsum of years digits method
Year 190,000 yuan200,000 yuan150,000 yuan
Year 290,000 yuan120,000 yuan120,000 yuan
Year 390,000 yuan72,000 yuan90,000 yuan

5. Things to note

1. The selection of depreciation and amortization methods must comply with accounting standards and the actual situation of the enterprise

2. Estimates of asset residual value and useful life must be reasonable

3. There may be differences between tax law regulations and accounting treatments, so attention should be paid to adjustments.

Through the detailed analysis and structured data display of this article, I believe readers can master the calculation method of depreciation and amortization and apply it flexibly in actual work.

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