1. How to Model Fraction Division Georgia Performance Standard: M5N4 Fifth Grade Bob Gregg, Hollydale Elementary School, Cobb County September, 2009

2. Essential Questions Unit: How do I work with numbers that are part of a whole? How do I compute with fractions? Lesson: How many groups of the divisor can I get from the dividend?” Enduring Understanding: To divide fractions we ask how many groups of one fraction are found in the other fraction.

3. Vocabulary Dividend: (the amount you begin with) Divisor: (the size of each group you will make) Quotient: (the number of groups of the divisor that are in the dividend) Compute: (a math process like +, -. x, ÷ Whole: (one complete thing)

4. Vocabulary 25 ÷ 5 = 5 DividendDivisorQuotient 3/4 ÷ 1/4 = N

5. Multiplying Fractions 123 456 1234 5678 9101112 13141516 17181920 21222324 3 8 X 2 3 = 6

6. Dividing Fractions 3 8 2 3 = X Multiplying Fractions ÷ 3 2 9 16