Maths Challenge - Maths Challenge 1 - Calculating with large numbers - 麻豆官网首页入口 Sounds
Maths Challenge - Maths Challenge 1 - Calculating with large numbers - 麻豆官网首页入口 Sounds
Maths Challenge 1
Calculating with large numbers
Ralph van Dijk has the questions and the subject of today's quiz is being able to calculate with big numbers.