Found on YouTube: Only Genius can see the right number | IQ Test #math #short #math part 19

Only Genius can see the right number | IQ Test #math #short #math part 19
Maths at Your Fingertips
Only Genius can see the right number | IQ Test #math #short #math part 19.
https://www.youtube.com/watch?v=PbKgTRPNmVU