Mathematics Grade 3 15 min

Add and subtract fractions with like denominators in recipes

Add and subtract fractions with like denominators in recipes

What you'll learn

  • Identify the numerators and denominators in fractions used in recipes.
  • Solve addition problems involving fractions with the same denominator in recipes and write the answer in simplest form at least 8 out of 10 times.
  • Solve subtraction problems involving fractions with the same denominator in recipes and write the answer in simplest form at least 8 out of 10 times.
  • Explain, using pictures or words, how to add or subtract fractions with the same denominator when adjusting a recipe.

Tutorial Preview

1

A recipe needs 1/4 cup of sugar and 2/4 cup of flour. How much is that in all?

2

You have a measuring cup with 5/6 cup of milk. You use 3/6 cup for a recipe. How much is left?

3

A pancake recipe needs 7/8 cup of batter. You have 4/8 cup. How much more do you need?

Sample Practice Questions

Easy
Add: 1/3 + 1/3
0.1/3
1.2/6
2.2/3
3.1/6
Easy
Subtract: 2/4 - 1/4
0.1/0
1.3/4
2.1/8
3.1/4
Easy
A recipe needs 2/5 cup of juice. You have 1/5 cup. How much more do you need?
0.1/5
1.3/5
2.1/0
3.2/10

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Frequently asked questions

What grade level is "Add and subtract fractions with like denominators in recipes"?

Add and subtract fractions with like denominators in recipes is a Grade 3 Mathematics lesson on ExcelOS.

What will I learn in Add and subtract fractions with like denominators in recipes?

You'll be able to: Identify the numerators and denominators in fractions used in recipes; Solve addition problems involving fractions with the same denominator in recipes and write the answer in simplest form at least 8 out of 10 times; Solve….

Is "Add and subtract fractions with like denominators in recipes" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Add and subtract fractions with like denominators in recipes?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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