Calculators
Calculators that understand plain language
VAT, discounts, profit, ROAS, Thai land units, air-con size, age — every formula has a source
Money· Percentages, discounts, VAT and returns
- Percentage CalculatorX% of a number, percent change, add or subtract a percentage
- Discount CalculatorPrice after a % or fixed discount, including stacked discounts
- Thai VAT Calculator (7%)Add VAT or extract it from a VAT-inclusive price, rounded per the Revenue Department
- ROI CalculatorInvested this, got that back: what percent return?
Home· Tiles, air-conditioner size and room area
Area· Rai, ngan, square wah and shapes
Business· Profit, margin, VAT, ROI and ROAS
- Thai VAT Calculator (7%)Add VAT or extract it from a VAT-inclusive price, rounded per the Revenue Department
- Profit, Margin & Markup CalculatorProfit, margin %, and selling price from a target margin or markup
- ROAS CalculatorAd revenue as a multiple of ad spend
- ROI CalculatorInvested this, got that back: what percent return?