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Blog - page 10
More guides and examples for calculators, formulas and useful everyday concepts.
Articles
Page 10 of 10.
Legal & Taxes · 6 min read
VAT in Mexico: general, border and zero rates
Understand Mexico’s 16% general VAT, the border-region incentive that can produce 8%, and why zero-rated is not exempt.
Read articleLegal & Taxes · 4 min read
VAT inclusive vs. VAT exclusive: what is the difference?
Distinguish a net price plus VAT from a gross VAT-inclusive price and compare quotations on the same basis.
Read articleLegal & Taxes · 8 min read
VAT in Spain: 2026 calculation guide
Calculate Spanish VAT at 21%, 10% or 4%, add it to an invoice or extract it from a tax-inclusive total.
Read articleLegal & Taxes · 5 min read
VAT in Colombia: general and reduced rates
Calculate Colombia’s 19% general VAT rate and understand why reduced, exempt and excluded treatment must be verified.
Read articleLegal & Taxes · 5 min read
IGV in Peru: how to calculate the 18% rate
Calculate Peru’s IGV on a net price or extract it from an inclusive total using the 18% applicable rate.
Read articleLegal & Taxes · 5 min read
VAT rates by country: an orientation table
Compare selected general VAT or IGV rates and learn why the official current rate must be checked before invoicing.
Read articleFinance · 3 min read
How to calculate a discount
Calculate the discount amount and final sale price, then compare stacked discounts correctly.
Read articleLegal & Taxes · 5 min read
Common VAT calculation mistakes
Avoid incorrect VAT extraction, rate selection, rounding and confusion between zero-rated, exempt and excluded transactions.
Read articleMath · 3 min read
The rule of three: a practical guide
Solve direct proportions by arranging equivalent ratios, cross-multiplying and checking units.
Read article