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VAT setup, calculation and rounding rules (view source)
Revision as of 17:27, 18 August 2011
, 13 years ago→Standard usage
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Total here are:
Total here are:
1) If we choose to make the sum of all rounded lines, we get:
1) If we choose to make the sum of all rounded lines, we get:
−* Total without tax: 1.24 + 1.24 = '''2.48'''
* Total without tax: 1.24 + 1.24 = '''2.48'''
* Total tax 10%: 0.12 + 0.12 = '''0.24''' (we sum the rounded values of tax on each line)
* Total tax 10%: 0.12 + 0.12 = '''0.24''' (we sum the rounded values of tax on each line)
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2) If we choose to round amount that is sum of all lines, we get:
2) If we choose to round amount that is sum of all lines, we get:
−* Total without tax: 1.24 + 1.24 = '''2.48''' (same than in method 1)
* Total without tax: 1.24 + 1.24 = '''2.48''' (same than in method 1)
* Total tax 10%: (1.24 + 1.24) * 10% = 0.124 + 0.124 = 0.248 rounded to nearest to have a total on 2 decimals give '''0.25''' (we sum amount for each lines, calculate vat rate and after we round value on 2 decimals)
* Total tax 10%: (1.24 + 1.24) * 10% = 0.124 + 0.124 = 0.248 rounded to nearest to have a total on 2 decimals give '''0.25''' (we sum amount for each lines, calculate vat rate and after we round value on 2 decimals)