CFI’s Finance Fundamentals Challenge:

Calculate Days Sales in Inventory

Written by CFI Team

Over 2 million + professionals use CFI to learn accounting, financial analysis, modeling and more. Unlock the essentials of corporate finance with our free resources and get an exclusive sneak peek at the first module of each course. Start Free

Looking to kickstart a career in finance, broaden your foundational knowledge, or freshen up your skills? Two weeks from now, you could be 14 value-packed days closer to your goal (with a few new professional certificates to prove it).

CFI’s Finance Fundamentals Challenge is a free upskilling series designed to launch your finance skill-building or strengthen and round out the fundamentals you may already have.

Equipping you with practical skills, industry knowledge, and increased productivity power, it covers key financial concepts and their real-world application to sharpen your skills—and competitive edge—in as little as 30 minutes per day.

After successfully completing the challenge, you’ll have:

An understanding of major business valuation techniques
Literacy across key financial statements
Leveled up Excel skills for financial modeling, including the speed-boosting shortcuts and functions most used by industry pros
A foundation in cryptocurrencies and markets, and how to assess opportunities
An intro to in-demand ESG (Environmental, Social, and Governance) skills
Three professional course certificates and a Finance Fundamentals Challenger award to add to your name.

Ready to rise to the challenge? Sign up to get the daily exercise sent to your inbox and be sure to share your progress on LinkedIn using the #CFIFinanceChallenge hashtag. You got this!