1. Write the mixed number as an improper fraction. 2. Write the fraction as a mixed number. SEPTEMBER 8, 2015 Warm-Up: a.b. a.b.

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Presentation transcript:

1. Write the mixed number as an improper fraction. 2. Write the fraction as a mixed number. SEPTEMBER 8, 2015 Warm-Up: a.b. a.b.

SEPTEMBER 8, 2015 New Seats!

TONIGHT’S HOMEWORK Worksheet 1.2.C ** This is on a handout, or on my teacher website Sign Syllabus!

DRILLS Earth Quake: What should we do?  Get under desk  Hold on  Protect your head and neck!  Be silent!  Wait for instructions Page 26 in planner

DRILLS Lock Down: What should we do?  Go to the side of the room with the counter top  Sit and stay out of site!  Be silent!  Wait for instructions Page 26 in planner

DRILLS Fire: What should we do?  Line up/ stay in line  Go to number ______!  Be silent!  Wait for instructions Page 25 in planner 37

WRITE THE OBJECTIVE IN YOUR OWN WORDS IN YOUR MATH JOURNAL: SWBAT write fractions and mixed numbers in simplest form. Lesson 1.1

Each large rectangle below represents one whole. Each rectangle is divided into equal parts. It is called a fraction bar. Step 1Write a fraction to represent number of shaded sections total number of sections for each fraction bar. Step 2Match each fraction in the left column with its equivalent fraction in the right column. Write the pair of equivalent fractions. For example,. Step 3Write a third equivalent fraction for each pair in Step 2.

Step 5The fractions in the left column are in simplest form. Look at the fractions in the left column compared to those in the right column and explain what simplest form means. Step 4Draw two fraction bars to show and. Are these equivalent fractions? Explain. If so, write a third equivalent fraction to and.

WRITING FRACTIONS IN SIMPLEST FORM Divide the numerator and denominator by the greatest common factor (GCF). - OR - Divide the numerator and denominator by common factors until the only common factor is 1.

EXAMPLE 3 a.Write the fraction in simplest form: Find GCF of 20 and = 2  2  5 50 = 2  5  5 The common prime factors GCF = 2  5 = 10 of 20 and 50 are 2 and 5. Divide the numerator and denominator by the GCF. in simplest form is

EXAMPLE 3 CONTINUED… b.Write the fraction in simplest form: One common factor of 45 and 60 is 5. Divide the numerator and denominator by 5. A common factor of 9 and 12 is 3. Divide the numerator and denominator by 3. in simplest form is

COMMUNICATION PROMPT Describe a situation where you might see a fraction that is not in simplest form.

EXIT PROBLEMS 1. Find two fractions that are equivalent to. 2. Find the GCF of 32 and Write each fraction in simplest form. a. b. 16