A proportion is the equality of two fractions (a ratio), a/b = c/d and ad = bc. Another name for percent is HUNDREDTHS __ 3/100 = .03 = 3%.
Includes instruction sheet, Pre-Test ( with Answers), and Practice Exercise with Answers.
Download zip file. Print PDF then listen to mp3 while viewing printed PDF.
Spanish version - mp3 and practice exercise are in Spanish.