First name
Jaeyen Lian
School
St mary and all saints church of England primary
Country
Age
9
What are the smallest blue numbers that will make a complete chain?2,4,8,16.
What are the largest blue numbers that will make a complete chain?12,24,48,96.
What numbers cannot appear in any chain? Any odd numbers after 12 can’t appear in the chain because you can’t divide an odd number by 2 but 3,5,7,9,11 are allowed, but only to start the chain.
What is the biggest difference possible between two adjacent blue numbers? 48.
What is the largest and the smallest possible range of a complete chain? (The range is the difference between the largest and smallest values.)Biggest: 12,24,48,96.
Smallest:2,4,8,16.