How to use 4 figure grid references

Question 1

What is the rule of using grid references?

Answer 1

Along the corridor and up the stairs.

Question 2

What grid square numbers do I use?

Answer 2

Where the two lines cross at the bottom left hand corner.

Question 3

Examples that I can follow…

PIC

Answer 3

Girl in the pink top: Along the corridor to 20 and up the stairs to 42 (20,42).

Boy with yellow hair: Along the corridor to 19 and up the stairs to 46 (19,46).

Boy in the red circle: Along the corridor to 17 and up the stairs to 45 (17,45).

Boy with red top: Along the corridor to _____ and up the stairs to ______ (_ _, _ _)