MiniLesson Simplest Form Simplest Form A fraction in

Mini-Lesson: Simplest Form • Simplest Form – A fraction in which the numerator and the denominator have no common factor greater than 1. • The simplest form of a fraction is equivalent to the fraction. • The fractional amount is represented by the fewest and largest pieces possible. • Example: The simplest form of 3/12 is 1/4.

Simplest Form - Steps Use the steps below to find the simplest form of 18/24: 1. Find the factors of both the numerator and denominator. 18: 1, 2, 3, 6, 9, 18 24: 1, 2, 3, 4, 6, 8, 12, 24 2. Determine which factors (other than 1) they have in common. 3. Divide both the numerator and denominator by the GCF (greatest common factor). 18 ÷ 6 = 3 The simplest form of 18/24 is 3/4. 24 ÷ 6 = 4

Simplest Form - Practice 1. There are 10 ingredients in Grandma Smith’s homemade bread recipe. She needs to go to the store and buy 8 out of the 10 ingredients. What fraction of the ingredients does she not have at home. Write in simplest form. 2. Jimmy has a bag of marbles. Six of the 10 marbles in the bag are blue. What fraction of the marbles is blue? Write in simplest form.

Performance Task The table lists some objects in our classroom. What part of a foot is the length of each object? Write as a fraction in simplest form. Classroom Length in Fraction of Object Inches a Foot Crayon 3 Marker 5 Pencil 6 Paper 8 Scissors 9