Carson and his parents ordered a pizza last night. the cook cut the pizza into 12 equal slices. carson ate 1/4 of the pizza, his father ate 1/3 of the pizza, and his mother ate 1/6 of the pizza. a. write a fraction number sentence for the pizza they ate all together b. find the answer, as a fraction, for your number sentence: of the pizza c. write a fraction number sentence for the amount of pizza left d. find the answer, as a fraction, for your number sentence: of the pizza (it wants me to do all of these)