CK-12 Foundation
Differences of Fractions with Different Denominators
Subtracting fractions with unlike denominators is the focus of an interactive designed to boost mathematicians' problem-solving skills. Five questions challenge participants to answer multiple-choice and true or false questions with help...
CK-12 Foundation
Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
Curated OER
Subtracting Mixed Fractions (B)
In this subtracting mixed numbers learning exercise, students subtract whole numbers and fractions with uncommon denominators. Students solve 10 problems.
Curated OER
Subtracting Fractions #2
Challenge your fifth graders with a worksheet on subtracting fractions. Each subtraction problem features fractions with different denominators, and prompts learners to follow several steps to fully reduce the answer. A great way to...
Curated OER
Fractions Forever!
Middle schoolers identify proper, improper fractions, and mixed numbers. They reduce fractions to their lowest terms. They add and subtract fractions with different denominators, and multiply and divide fractions, as well as decimal...
Common Core Sheets
Comparing Numerically (Different Denominator)
Compare fractions with different denominators in a handy Common Core based worksheet. Fourth graders decide which fraction is larger or smaller based on the parts that make up a whole (denominator) and the parts being described...
Curated OER
Adding and Subtracting Fractions (2)
Here is an adding and subtracting fractions worksheet in which learners find the sums and differences of fractions with uncommon denominators. They solve 10 problems.
PBS
Add, Subtract and Multiply Fractions
Your future chefs will appreciate this comprehensive lesson where learners practice operations on fractions using pizza and soup analogies. Learners begin with a pizza analogy that requires the learners to multiply a whole number by a...
Curated OER
Subtracting Fractions, Uncommon Denominators
Fractions can be simple to subtract - but what if they have uncommon denominators? Help your fourth and fifth graders subtract and reduce fractions. This page contains 22 sets of fractions, most of which need to be reduced at least once...
Curated OER
Comparing Mixed Numbers (C)
For this comparing numbers worksheet, students compare fractions with uncommon denominators, mixed numbers and whole numbers, and mixed numbers and fractions with uncommon denominators. Students solve 10 problems.
Curated OER
Which is Closer to 1?
A seemingly simple question that reveals a lot about a student's understanding of fractions. In finding an answer, learners compare fractions with different denominators that are both greater and less than one. No number line is...
Curated OER
Adding and Subtracting Mixed Fractions (B)
Here is an adding and subtracting mixed numbers worksheet in which learners find the sums and differences of mixed numbers with uncommon denominators. They solve 10 problems.
Curated OER
Fraction XII: Subtracting Unlike Denominators
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...
Curated OER
Fraction X - Adding Unlike Denominators
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,...
CK-12 Foundation
Fraction Comparison with Lowest Common Denominators: Oranges and Blood Oranges
Comparing fractions is the focus of a five-question interactive in which mathematicians use oranges to answer real-world multiple-choice, true or false, and discussion questions.
Illustrative Mathematics
Dimes and Pennies
Help your fourth graders make cents out of fractions and decimals with this short word problem. After learning that dimes are one-tenth and pennies one-hundredth of a dollar, students write a fraction and decimal for a given number of...
Curated OER
Comparing Fractions with the Same Denominator, Assessment Variation
A short, multiple choice assessment that determines your 3rd graders' ability to correctly compare fractions with like denominators. This quiz asks learners to compare two fractions using words, the greater than/less than symbols, and...
PBS
Working with Common Denominators: Activities and Supplemental Materials
Enjoy these straightforward and simple learning exercise pages that practice with different denominators. The practice starts simple with adding fractions together and then works on a recipe that needs to be tripled.
Curated OER
Division of Simple Fractions - Unlike Denominators
Use this division of simple fractions with unlike denominators worksheet to have your learners problem solve twenty-five division equations while showing each step of their work.
Illustrative Mathematics
Adding Tenths and Hundredths
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....
Illustrative Mathematics
Listing Fractions in Increasing Size
Increase the depth of your class's fractional number sense with this number-ordering activity. Given four fractions, each with different numerators and denominators, young learners are asked to place them in order from smallest to...
Scholastic
Mega-Fun Fractions
Creative and fun lessons help kids get some hands-on experience with fractions. The resource includes 50 innovative ways to teach kids about equivalent fractions, adding and subtracting fractions, using fractions in money math and...
Curated OER
Comparing Fractions with a Different Whole
What was Bryce's mistake? Through analysis of a student work example, learners develop their own ability to compare the fractions one fourth and one half. Central to this activity is the concept that, when comparing fractions, the whole...
Curated OER
Adding Fractions
It's all here: uncommon denominators, reducing, improper fractions...mathematicians have their hands full as they complete 16 fraction addition problems. There are two examples showing them the steps required, and each problem guides...