Calculator limits
Check formulas, assumptions, and result limits.
Why limits stay visible
A correct formula can still mislead without enough detail. Inputs, assumptions, interpretation, and next checks stay on the page.
Money calculators
Loan, salary, exchange, discount, and return pages use simplified models.
For contracts, taxes, payroll, or real transactions, compare with the official rule or source.
Body, date, and basic math
BMI, calories, GPA, age, and date math are quick references.
They do not know personal history, school policy, or operational cutoff rules.
Examples and next checks
Examples show how to read the number.
Related calculators help when the first result is only the start.
Assumptions belong near the result
Calculator pages should show formula limits, rounding behavior, and next checks near the output so visitors can use results without treating estimates as official decisions.