business
Business
Rates, margins, break-even math, taxes, invoices, and small-business planning.
Our Business category is built for entrepreneurs, freelancers, and small-business owners who need clear answers to daily financial questions. Articles cover profit margin and markup calculations, break-even analysis, ROI measurement, discount and pricing strategy, and business valuation methods. Each guide includes scenario tables showing how changes in costs, prices, or volume affect your bottom line. Every article links directly to the matching calculator so you can apply the concept immediately to your own business numbers.
17 articles in this category
Markup Formula: A Complete Guide for Business Owners & Students
Master the markup formula with step-by-step examples, the key difference between markup and margin, industry benchmark tables, pricing strategies, and practice problems with answers.
Discount Calculator: A Complete Guide to Calculating Discount Percentage
Master discount math with step-by-step formulas for sale price, discount percentage, and original price, plus stacked discounts, fake discount red flags, and practice problems.
How to Build a Complete Price Quote: Markup, Overhead & Sales Tax Together
Go beyond the basic markup formula and build a real, customer-facing quote — combining materials, labor, overhead, markup, and sales tax in the right order, with worked examples for contractors, freelancers, and retailers.
Budget Variance Analysis: Formula, Examples, and How to Read a Budget vs Actual Report
Calculate budget variance in dollars and percent, classify favorable vs unfavorable correctly, and learn to read a budget vs actual report the right way.
Business Valuation Methods: A Practical Owner Guide
Compare market, income, and asset valuation methods, normalize revenue and profit, and use multiples as a planning range rather than a formal appraisal.
Discount, Markup, and Margin: A Practical Pricing Guide
Calculate sale price, markup, and margin, then test how a discount changes unit profit, required sales volume, and the economics of a promotion.
ROI Calculation: Formula, Annualized Return, and Examples
Calculate ROI and annualized return with total costs included, compare opportunities consistently, and understand what a simple ROI result leaves out.
Break-Even Analysis: Formula, Example, and Calculator
Calculate break-even units and revenue from fixed costs, selling price, and variable cost, then test how pricing or cost changes affect the result.
Profit Margin: Formulas, Examples, and Calculator Guide
Calculate gross, operating, and net profit margins, understand margin versus markup, and use each result to make better pricing and cost decisions.
Freelance Rate Setting: Calculate a Sustainable Rate
Calculate a freelance hourly rate from income goals, expenses, tax reserve, billable capacity, and time off, then convert it into project or retainer pricing.
Commission Structure Planning: Rates, Tiers, and Examples
Model base pay, flat commission, bonuses, tiers, and payout rules, then test employee earnings, company cost, margin, and compliance before launch.
Overtime Pay Calculation: Formula, Example, and Rules
Estimate regular and overtime gross pay, understand the regular-rate concept, and identify eligibility, bonus, state-law, and payroll questions to verify.
Hourly to Salary Conversion: Formula and Job Comparison
Convert an hourly wage into weekly, biweekly, monthly, and annual gross pay, then compare paid weeks, overtime, benefits, deductions, and total compensation.
GST and Sales Tax: Calculation and Compliance Guide
Add or extract GST and sales tax, distinguish inclusive and exclusive pricing, and verify registration, taxability, location, invoices, returns, and records.
Depreciation Calculation Methods: Straight-Line First, Tax Rules Second
Calculate straight-line depreciation from cost, salvage value, and useful life, then understand when declining balance, units-of-production, MACRS, Section 179, or bonus depreciation may require separate tax review.
Freelance Tax Write-Offs: Calculator Guide and Recordkeeping Checklist
Estimate freelance business deductions with the DTC calculator, understand home office, mileage, internet, equipment, and other expense inputs, and separate planning math from tax filing advice.
Amazon FBA Margin Calculation: Profit, Fees, and ROI
Calculate Amazon FBA profit from selling price, item cost, inbound shipping, referral fee, fulfillment fee, and storage fee, then compare margin and ROI before ordering inventory.
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Popular business calculators
Use these calculators alongside the guides above to run the numbers for your specific situation.
Freelance Rate Calculator
Calculate your ideal freelance hourly and project rates from income goals, expenses, and billable hours to price your work with confidence.
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Calculate customer lifetime value using cohort-specific retention curves, discount rates, and average monthly subscription price.
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Model multi-year cash flows to calculate return on investment and payback period for a franchise location before you commit to buying one.
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Calculate total inventory holding costs as a percentage of value and optimize reorder points to reduce storage expenses and free up cash.
Profit Margin Calculator
Calculate profit margin, markup, and gross profit instantly from cost and price to set pricing that keeps your business consistently profitable.
Margin Calculator — Calculate Profit Margin & Gross Margin Instantly
Calculate profit margin, gross margin, revenue, and cost instantly with step-by-step work. Enter any two values and get the third.
FAQ
Frequently asked questions
What is a good profit margin for my business?+
Healthy margins vary by industry. Service businesses often target 15-25% net profit margins, while retail may aim for 5-10%. Our Profit Margin Calculator helps you calculate gross, operating, and net margins to compare against industry benchmarks.
How do I calculate my break-even point?+
Use our Break-Even Calculator to find how many units you need to sell at a given price to cover your fixed and variable costs. The formula is: Break-Even Units = Fixed Costs ÷ (Unit Price — Variable Cost per Unit).
How should I set my freelance rate?+
Calculate your target annual income, add 25-35% for taxes and benefits, divide by your billable hours (typically 1,000-1,200 per year for a solopreneur). Our Freelance Rate Calculator walks through this step by step.