PPT
Curated OER

Fraction X - Adding Unlike Denominators

For Teachers 5th Standards
Adding fractions with unlike denominators is a difficult process to master. This fine presentation does a terrific job of leading young math whizzes through the steps necessary to perform this calculation. The slides have clear graphics,...
PPT
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Curated OER

Fraction - Subtracting Unlike Denominators

For Teachers 4th - 6th
These presentations by Monica Yuskaitis are particularly good. In this one, she shows viewers how to deal with subtracting fractions that have unlike denominator, no small task! This is a tricky process, and this PowerPoint takes young...
PPT
Curated OER

Fraction XII: Subtracting Unlike Denominators

For Teachers 4th - 5th
This fractions PowerPoint defines and gives examples of multiples and least common multiple, then models how to list multiples and circle the least common multiple. Each step to use in subtracting fractions with unlike denominators is...
Assessment
Illustrative Mathematics

Comparing Sums of Unit Fractions

For Students 4th Standards
First, add each set of fractions with unlike denominators. Then, compare their sums with the symbols <, >, or =. 
Lesson Plan
Curated OER

Comparing Fractions

For Teachers 4th - 5th
Young mathematicians compare two fractions with like denominators and then move to the next level to compare fractions with unlike denominators. They will first try to use mental math to make educated guesses. There are a few guidelines...
PPT
Curated OER

Fraction X--Adding Unlike Denominators

For Teachers 4th - 5th
In this math PowerPoint, the process of adding fractions with unlike denominators is broken down into a logical, easy-to-follow sequence of steps. Definitions and examples of multiples, least common multiple, and least common denominator...
Lesson Plan
Illustrative Mathematics

Adding Tenths and Hundredths

For Teachers 3rd - 5th Standards
Learning to add fractions with different denominators presents a big hurdle for many young mathematicians. Simplify the process for learners with this series of practice problems involving the friendly fractions tenths and hundredths....
Worksheet
Curated OER

Division of Simple Fractions - Unlike Denominators

For Students 5th - 9th
Use this division of simple fractions with unlike denominators activity to have your learners problem solve twenty-five division equations while showing each step of their work.
Worksheet
Curated OER

Add and Subtract Mixed Numbers Quiz

For Students 5th
Use this mixed number instructional activity to have your charges complete a set of 13 problems, adding or subtracting mixed numbers. Answers are included on page 2, a reference web site is given for additional activities.
Worksheet
Curated OER

Add and Subtract with Unlike Denominators

For Students 5th - 8th
In this adding and subtracting with unlike denominators worksheet, learners add and subtract fractions with unlike denominators. They complete six problems.
Worksheet
Curated OER

Adding and Subtracting Fractions 3 Worksheet

For Students 4th - 6th
In this fractions activity, students solve 12 problems in which simple fractions with unlike denominators are added or subtracted.
Worksheet
Curated OER

Multiplication Of Fractions

For Students 5th - 8th
In this multiplication of fractions learning exercise, students problem solve twenty five multiplication equations while showing all their work.
Worksheet
Curated OER

Multiplication Of Mixed Fractions

For Students 5th - 8th
In this multiplication of mixed fractions with unlike denominators worksheet, students problem solve twenty five multiplication equations.
Worksheet
Curated OER

Division Of Mixed Fractions

For Students 6th - 9th
In this division of mixed fractions with unlike denominators worksheet, students problem solve twenty five equations while showing each step of their work.