The Set of Numbers
1 out of 3
Can you place the numbers from 1 to 10 in the grid?
Problem
Can you place the numbers from 1 to 10 in the grid (or matrix) below?
Now try putting the same numbers in this grid:
Getting Started
How about going through the numbers in order, starting with $1$?
Is $1$ a multiple of $2$? Is it greater than $5$?
Student Solutions
We received many correct solutions - thank you to all of you and sorry that we can't name you all. Cong from St Peter's RC Primary sent the completed grids:
Well done also to Jonathan from Bruntsfield School and Alexander from Rose Hill School (to name just a few) who also sent good solutions.
Teachers' Resources
Using NRICH Tasks Richly describes ways in which teachers and learners can work with NRICH tasks in the classroom.
Why do this problem?
Possible approach
Key questions
Possible extension
Learners could try a slightly more difficult problem using multiples Grouping Goodies or a much harder one with a table to complete, Mystery Matrix.
Possible support
Suggest using numbered counters and these sheets.