Lesson 2-5 Example 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. UnderstandRead the problem. Write what you know. There are 30 students in Carlos’ class. 24 students said they like pizza.
Lesson 2-5 Example PlanPick a strategy. One strategy is to use logical reasoning. Simplify the fraction that shows how many students said yes.
Lesson 2-5 Example 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
Lesson 2-5 Example CheckUse another method. Use prime factorization. Simplify the fraction. Does your answer make sense? Did you answer the question?