BusinessThe ProfessorBeginner
Business Math for Real Life, a free business course on Tomo

Business Math for Real Life

Stop guessing and start knowing if your ideas actually make money. Master the simple numbers that help you run a shop, price your work, and grow your bank account.

Like Duolingo, but for Business Math for Real Life. Tomo turns the whole topic into a game you play five minutes a day, until it actually sticks.

A short one: 24 levels across 3 sections, about 48 minutes end to end, roughly 10 days at five minutes a day. It moves through Keep Your Business Running, Grow Your Money Faster, and Read the Story Behind the Numbers. It starts from scratch.

24 bite-size levelsAbout 5 minutes each

Free forever · No credit card · iPhone & Android

Penny the Penguin, the guide who teaches the Business Math for Real Life course
Business Math for Real Life
with Penny the Penguin
24
Levels
3
Sections
5
Min/day
What you'll learn

Key ideas in Business Math for Real Life

  • Labor cost is calculated by multiplying hours by hourly rate
  • Total cost must include fixed overhead expenses, not just active labor time
  • Calculating a price that accounts for both labor and non-billable overhead
  • Profit margins act as a safety buffer for unexpected cost increases
  • Thin margins leave no room for error or external price shocks
  • Understanding the risk of thin profit margins during market volatility
  • Overhead is a 'hidden' cost that must be distributed across projects
  • Profit is what remains after both labor and overhead are paid
  • Distinguishing between billable time, overhead, and profit for strategic pricing
  • Gross profit only accounts for the direct cost of the goods sold
  • Net profit is the 'bottom line' after all operating expenses like rent and insurance are deducted
  • Profitability depends on the relationship between revenue and expenses, not just total volume
  • Scaling expenses at the same rate as sales prevents the business from becoming more profitable
  • The difference between gross profit and net profit
  • Scaling and profitability
  • Revenue is the starting point before any deductions
Why not just Google it

You've tried the other tabs

Wikipedia

Thirty open tabs. Four facts you actually kept.

YouTube

You watched. You nodded. By Sunday it was gone.

ChatGPT

One answer, then back to scrolling.

Online courses

Eight weeks. You meant to finish. You didn't.

Tomo gives Business Math for Real Life the Duolingo treatment: levels, streaks, and quick quizzes that test what you just learned. That game loop is what the tabs above never had, so it's the one you actually finish.

Try a question

Here's what playing it feels like

A real question from this course. Take your best guess.

The Math of Staying Open

If you spend 10 hours on a project and your rate is $50 per hour, what is your total labor cost?

Get it right to open this lesson and 23 more in the app.

Course map

Where Business Math for Real Life takes you

  1. 1

    Keep Your Business Running

    • Setting the right price for your work
    • How to tell if you made a profit
    • Finding your break-even point
    • The difference between cash and profit
    • Managing your daily spending
  2. 2

    Grow Your Money Faster

    • Using discounts without losing money
    • How interest helps your savings grow
    • Deciding if a new tool is worth the cost
  3. 3

    Read the Story Behind the Numbers

    • Understanding your balance sheet
    • Spotting trends in your monthly sales
    • Predicting next year's budget
    • Why margins matter more than total sales

3 sections · 12 units · 24 levels. Built to play, not to enroll.

New

Tomo is in ChatGPT

Tomo is also a ChatGPT plugin: the same playable courses, built and played inside your chat.

Add Tomo to ChatGPT
How it's taught

You pick the voice

This course
The Professor

Business Math for Real Life is taught in the Professor style: clear, structured, thorough. Want a different feel? In the app you can spin up the same topic in any of Tomo's teaching styles. Same facts, totally different vibe.

Keep going

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Start free

Start Business Math for Real Life today.

Download Tomo, search Business Math for Real Life, and play your first lesson in under a minute.