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Know Your Numbers

The handful of figures that actually tell you how the business is doing.

Most founders do not need management accounting. They need seven or eight numbers they can find quickly, understand honestly and act on without a spreadsheet crisis.

This hub explains what each figure means in plain English, where it comes from, how often to look at it, and what a sensible reaction looks like when it moves.

Portrait of Daniel Mercer, founder and writer of Founder FinancesAvatar for Sarah Chen

Daniel Mercer & Sarah Chen

Written by Daniel, peer-reviewed by Sarah

Last reviewed:

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Seven Numbers Every Business Owner Should Know

A single page that defines the core set and shows where each figure comes from.

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All guides in Know Your Numbers

Guide

Seven Numbers Every Business Owner Should Know

The seven figures that tell you how your business is really doing, where to find each one, and how often to check them. Written for UK founders who are not finance people.

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Guide

Revenue vs Profit vs Cash

Three numbers, three entirely different questions. Why a business can be growing, highly profitable on paper, and still unable to pay a bill — explained with a worked example.

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Guide

How to Build a Weekly Finance Routine

A 20-minute weekly habit that replaces the month-end panic. What to check, what to reconcile, and how to stay in control of your cash.

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Guide

Monthly Financial Dashboard for Small Businesses

How to build a simple, effective one-page dashboard that tracks the health of your business without overwhelming you with useless data.

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Guide

Bookkeeping for Beginners: A UK Founder's Guide

A plain-English introduction to bookkeeping for UK founders: what to record, how to build a weekly routine and when to ask for help.

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Guide

How Often Should You Do Your Bookkeeping?

A practical weekly, monthly and year-end bookkeeping rhythm for UK founders who want records that support decisions rather than create panic.

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Guide

Accountant vs Bookkeeper: Who Does Your UK Business Need?

Understand the difference between a bookkeeper and an accountant, where their work overlaps and how to decide what support your business actually needs.

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Guide

How to Choose an Accountant for Your UK Small Business

A practical, question-led guide to choosing an accountant for a UK small business, including scope, systems, communication and pricing clarity.

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Guide

Chart of Accounts Explained for UK Founders

A plain-English explanation of a chart of accounts, why categories matter and how to keep your financial reports useful without overcomplicating them.

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Guide

Profit and Loss Statement Explained for UK Founders

Learn how to read a profit and loss statement, what each line means and the questions a UK founder should ask before making a decision.

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Guide

Balance Sheet Explained for UK Founders

A plain-English guide to the balance sheet: what assets, liabilities and equity mean and how founders can use the report alongside profit and cash flow.

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Guide

Cash Flow vs Profit: The Difference UK Founders Need to Know

Understand why a business can be profitable but short of cash, and use a practical framework to separate accounting profit from money in the bank.

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Guide

Cash Basis vs Traditional Accounting: What UK Founders Need to Know

Compare cash-basis and traditional accounting for UK founders, including the difference in timing, who can use each method and questions to ask before choosing.

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Guide

Accounting Records UK Businesses Must Keep

A practical guide to the accounting and company records UK founders need to keep, why separation matters and how to build a simple evidence trail.

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Guide

Xero for New Founders: What to Set Up First

A vendor-neutral guide to the first accounting habits a new UK founder should set up in Xero, what to verify and where an accountant can help.

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Guide

FreeAgent for New Founders: What to Set Up First

A vendor-neutral guide to the first accounting habits a new UK founder should establish in FreeAgent, what to verify and where an accountant can help.

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Guide

QuickBooks for New Founders: What to Set Up First

A vendor-neutral guide to the first accounting habits a new UK founder should establish in QuickBooks, what to verify and where an accountant can help.

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Guide

Sage for New Founders: What to Set Up First

A vendor-neutral guide to the first accounting habits a new UK founder should establish in Sage, what to verify and where an accountant can help.

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Guide

How to Choose Accounting Software for a UK Small Business

A neutral framework for choosing accounting software for a UK small business: records, VAT, integrations, accountant access, support and the cost of changing later.

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Subtopics

What this hub covers

Core metrics

Revenue, gross margin, net profit, cash position, runway, debtor days, owner pay.

Reading statements

Profit and loss, balance sheet, and what each one hides.

Reporting routines

Weekly checks, monthly dashboards, quarterly reviews.

Working with an accountant

What to ask for, what to prepare, and what to stop paying for.

Featured tool

Business Money Check-Up

Ten areas scored in about five minutes, with a seven-day and 30-day plan.

Open the tool

Free checklist

Monthly numbers checklist

One page to complete on the first working day of each month.

  • Closing bank balance across every account
  • Money owed to you, split by how overdue it is
  • Money you owe, including tax due dates
  • Revenue and gross margin for the month
  • Owner pay actually taken
  • Runway in weeks at current burn

Frequently asked questions

How often should I look at my numbers?
A short weekly check on cash and invoices, and a longer monthly review of profit, margin and runway. Annual accounts are a legal output, not a management tool.
Do I need accounting software to do this?
No. A spreadsheet updated consistently beats software you never open. Software helps most when transaction volume rises or when Making Tax Digital obligations apply.

Keep reading

How Know Your Numbers connects to the rest of the site, and what to read alongside it.

Do this next

Next steps in Know Your Numbers

  1. 1

    Read Seven Numbers Every Business Owner Should Know

    A single page that defines the core set and shows where each figure comes from.

    Read the guide
  2. 2

    Run the Business Money Check-Up

    Ten areas scored in about five minutes, with a seven-day and 30-day plan.

    Open the tool
  3. 3

    Score your whole financial setup

    Ten areas in about five minutes, with a seven-day and 30-day plan you can print.

    Start the check-up
  4. 4

    Then move on to Cash Flow

    Profit is an opinion. Cash is a fact with a date on it.

    Open the hub

Get the Weekly Money Routine

One short email each week: the fifteen-minute finance check, one number to look at, and one thing to fix. No hustle, no hype.