2-5

Solve.

SURVEY Carlos asked his classmates whether or not they like pizza. Of his 30 classmates, 24 said that they like pizza. Write the fraction of students that said yes in simplest form.

Understand Read the problem. Write what you know.

There are 30 students in Carlos’ class.

24 students said they like pizza.

2-5

Plan Pick a strategy. One strategy is to use logical reasoning.

Simplify the fraction that shows how many students said yes.

2-5

Solve Find the GCF of 24 and 30.

Divide the numerator and denominator by the GCF.

Factors of 24: 1, 2, 3, 4, 6, 8, 12, 24

Factors of 30: 1, 2, 3, 5, 6, 10, 15, 30

2-5

Check Use another method. Use prime factorization. Simplify the fraction.Does your answer make sense? Did you answer the question?