Which One Doesn’t Belong? Greater Than & Less Than

Look at this set of four pictures. Decide which one doesn’t belong with the other three. Use math words to describe your thinking. There are many ways to think about each one!

A. 80 is greater than 70 (in numerals). B. 300 is greater than 200 (in words). C. 455 is greater than 355 (in numerals). D. 600 is less than 700 (in numerals).


Find reasons why each of the pictures might not belong with the other three.


Explain your thinking to someone else. Do they have different reasons why one doesn't belong?