Countdown's Crazy Numbers Challenge: Make 903 with Just 75, 9, 6, 4, 10, 5! 🔢

The most ridiculous numbers round you'll ever see on Countdown... Using only + - x /, make 903 from 75, 9, 6, 4, 10, 5. Your 30 seconds starts now!

Oxford University Mathematician Dr Tom Crawford joins the Countdown team as the numbers expert for 3 weeks to cover for Rachel Riley. Watch at 2:10pm weekdays on Channel 4.

Footage copyright Channel 4.

Tom is Public Engagement Lead at the Oxford University Department of Continuing Education: https://www.conted.ox.ac.uk/profiles/tom-crawford

For more maths content check out Tom's website https://tomrocksmaths.com/

You can also follow Tom on Facebook, Twitter and Instagram @tomrocksmaths.
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Support Tom's work via Patreon here: https://www.patreon.com/tomrocksmaths