Look at the given diagram.
How many units does the plane weigh?
How many units does the car weigh?
How many units heavier is the plane?
Ethan is measuring the heights of his toys.
How many units taller is the teddy bear than the train?
The small bottle holds 4 cups, while the big one holds 8 cups.
How many cups are needed to fill both bottles?
How many more cups does the big bottle hold than the small one?