When you convert from feet to inches what are you doing?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

Pranza plotted point a in the coordinate plane below.

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3