Variable expressions with addition and subtraction

Move the red dot on the left number line. Observe how the blue dot moves on the right number line. What algebraic expression describes the relationship between the two dots?

 

Ronan Downes

 
Materialtyp
Aktivität
Tags
Zielgruppe (Alter)
11 – 14
Sprache
English (United Kingdom)
 
 
 
© 2025 International GeoGebra Institute