Scaling Recipes with Fractions

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🧁 Part 1: Understanding Recipe Scaling

1. A recipe for 12 muffins calls for 3/4 cup of flour. To make 24 muffins (double the recipe), what fraction do you multiply by?

1/2

3/4

1/4

2. If you want to make half a recipe, what fraction do you multiply all ingredients by?

1/2

1/4

3/2

3. Which of these situations require multiplying fractions? (Check all that apply)

Making 1.5 times a recipe

Reducing a recipe to 2/3 the original size

Adding more sugar to taste

Tripling a recipe for a party

🍪 Part 2: Recipe Calculations

4. A biscuit recipe serves 8 people and uses 1/2 cup of butter. How much butter is needed to serve 12 people?

Step 1: Scaling factor = 12 ÷ 8 = _______

Step 2: New amount = 1/2 × _______ = _______

5. A cake recipe calls for 2/3 cup of sugar and serves 6 people. Calculate the sugar needed for 4 people.

Scaling factor: _______

Calculation: 2/3 × _______ = _______

6. Complete this recipe scaling table:

Original Recipe (serves 4): 3/4 cup flour, 1/3 cup milk, 1/2 teaspoon salt

For 6 people: Flour _______ cup, Milk _______ cup, Salt _______ teaspoon

For 2 people: Flour _______ cup, Milk _______ cup, Salt _______ teaspoon

🥧 Part 3: Real-World Application

7. A pavlova recipe serves 8 people and uses these ingredients:

• 3/4 cup caster sugar

• 1/2 cup cream

• 2/3 cup strawberries

Scale this recipe to serve 12 people. Show your working:

New recipe amounts:

Caster sugar: _______ cups

Cream: _______ cups

Strawberries: _______ cups

8. Explain in your own words why multiplying by a fraction less than 1 makes a smaller recipe:

9. A chef needs to reduce a recipe by 1/4 (so the new recipe is 3/4 the original size). If the original recipe calls for 4/5 cup of chocolate chips, how many cups are needed for the reduced recipe?

Answer: _______ cups

Scaling Recipes with Fractions

Scaling Recipes with Fractions

🧁 Part 1: Understanding Recipe Scaling

🍪 Part 2: Recipe Calculations

🥧 Part 3: Real-World Application

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