There are to be 6 homes built on a new development site. They could
be semi-detached, detached or terraced houses. How many different
combinations of these can you find?
Start with four numbers at the corners of a square and put the
total of two corners in the middle of that side. Keep going... Can
you estimate what the size of the last four numbers will be?
Find a great variety of ways of asking questions which make 8.
Fiona from Tattingstone School tackled this
She found another way of starting and ending
on these numbers:
Fiona then explains:
Omar from the Modern English School, Cairo
drew out a few different routes which also start at $2$ and end at
I like the way you've shown the 'optional
extras' with double-headed arrows, Omar Abdel
also from the Modern English School found
Elliot, Richard and Christopher from Moorfield
Junior School agreed with Fiona but also found another equally
short route: $+1,+5,+5,+5$.
Molly and Callum from Bradon Forest School
sent us a detailed response:
Luke from Witton Middle School noticed
Well done, Luke, you're right that the order
of the operations is not important - you would still get to