• Percentage X% of Y, X is what % of Y, and percent change.
• Tip Tip and split a bill across any number of people.
• Loan & Mortgage Monthly payment, total interest, and total cost.
• Compound Interest See savings grow from deposits and compounding.
• BMI Body Mass Index with the WHO category scale.
• Calorie Daily calorie needs (BMR & TDEE), loss/gain.
• Aspect Ratio Resize by a locked ratio; simplify any size.
• Date & Age Duration between dates, and exact age.
• Age Exact age, days lived and the next birthday.
• Take-Home Pay (Korea) Monthly net pay after insurance and income tax.
• Severance Pay (Korea) Statutory severance and retirement income tax.