Students should understand the importance of recognizing the scale or size of the unit when working with fractions.
What to look for
Give students time to explore the file using different sized wholes and fractions. Encourage students to explain their reasoning for each of. their answers.
Petre had (1/3) of a 6-inch long candy bar and Sande had (1/2) of 4-inch candy bar. Who had the most candy?
Answer: Petre had 2 inches of his bar because (1/3) of 6 is 2. Sande had 2 inches of her candy bar because (1/2) of 4 is 2. So they had the same amount of candy.