Cuemath on Instagram: "Hidden Math in Credit Card Numbers 💳 The last digit of a credit card number can actually be calculated using the rest of the digits. In this video, we uncover the hidden math behind credit card numbers. ✨ Try it out and let us know in the comments if the math check works for your card! 💬 (Please don’t share your actual credit card numbers — just check and tell us if the math works!) ⚠️ To learn math through interesting real-world examples 🌎, try our 1:1 personalised onl

Samantha Yammine, PhD on Instagram: "every credit card # follows this rule 🤯 It’s called the Luhn algorithm. Give it a try with yours! What a treat to have THE math queen @onlinekyne on the latest episode of the Curiosity Weekly podcast talking all things math — and why it pairs so beautifully with drag 💄✨ This episode also has the highly requested follow-up to our microplastics story, plus an interesting new study on how caffeine influences performance. Tune in wherever you get your podcasts,