Carla bought a piece of ribbon that measured 1 meter in length. she used 1/4 of the ribbon on a gift box. she used 1/8 of the ribbon to make a bow. what fraction of the ribbon was left?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.