Jackson eats of a pizza, while Olivia eats of it. How much do they eat in total?
Isabella colored of a drawn figure, and her sister colored of it. How much is left uncolored?
Chloe is building a tower using red, green, and yellow blocks. If the height of the red blocks is equal to of a meter, the height of the green blocks is equal to of a meter, and the height of the yellow blocks is equal to of a meter, find the total height of the tower.
Hint: Give your answer in the simplest form.