1. Lesson 1-3 Dividing Rational Numbers
Obj: The student will be able to divide fractions and decimals HWK Vocab: 1) reciprocal COS: 7-NS2

2. Dividing Rational Numbers in Fraction Form
To divide by a fraction, multiply by the reciprocal
Arithmetic Algebra
1 7 ÷ 𝑎 𝑏 ÷ 𝑐 𝑑
1 7 • 𝑎 𝑏 • 𝑑 𝑐

3. Divide. Write each answer in simplest form.
Ex 1) ÷ Ex 2) ÷ (-7)

4. Ex 3) Find 7.48 ÷ 0.4

5. Evaluate each expression for the given value
Ex 4) 7.2 𝑛 for n = Ex 5) m ÷ for m =

6. Ex 6) Ella ate 2 3 cup of lowfat yogurt
Ex 6) Ella ate cup of lowfat yogurt. The serving size listed on the container is 6 ounces, or cup. How many servings did Ella eat? How many Calories did Ella eat? (1 serving = 100 calories)

7. Journal Entry ( put date on paper)
Ex 7) Explain how multiplying and dividing fractions are the same?
How are they different?