Curated OER
Difference of Squares
Middle schoolers analyze arithmetic statements. In this difference of squares lesson, students explore patterns and factor the difference of two squares. They compare quantities with integers. Middle schoolers model and solve equations.
Curated OER
Factoring the Difference of Squares
For this algebra worksheet, students factor special equations using difference of squares. They follow the formula to factor. There are 9 questions with an answer key.
Ohio Department of Education
Actions with Fractions: Adding and Subtracting Fractions with Common Denominators
Fourth graders develop a conceptual understanding of fractions and begin to add and subtract fractions with like denominators. Included is a worksheet to assess readiness and a teacher's checklist showing class understanding at a...
Curated OER
Subtract Fractions With Like Denominators (C)
In this fractions worksheet, students solve 21 problems in which simple fractions with like denominators are subtracted. An example with hints is provided.
Curated OER
Subtract Fractions With Like Denominators (I)
In this finding the differences of fractions with common denominators worksheet, students subtract the numerators, keep the same denominators, and reduce to lowest terms. Students solve 14 problems.
Curated OER
Subtract Fractions With Like Denominators (E)
In this fractions worksheet, students solve 24 problems in which fractions with like denominators are subtracted. An example is provided with hints.
Curated OER
Common Core State Standards 1st Grade Math
Here are the complete set of the math practice standards and the Common Core standards for first grade. They cover operations & algebraic thinking, operations in base 10, measurement and data, and geometry. Illustrated nicely with...
Curated OER
"I Can” Common Core! 6th Grade Reading
It is much easier for kids to know they have reached a goal when that goal is clearly defined. By providing sixth graders with a checklist of Common Core reading standards written in "I can" format, each child can keep track of his own...
Curated OER
Lucky Leprechaun Subtraction
Here is a basic practice subtraction worksheet. Learners solve 29 problems and may color the leprechaun when finished.
Curated OER
Fractions VIII: Subtacting Like Denominators
View this presentation, which introduces the concepts of fractions, the parts of fractions, how to subract fractions with common denominators, and how to simplify the answers into lowest terms with your class. Use for an introduction or...
Curated OER
Adding and Subtracting Fractions
Fifth graders put their fraction knowledge to work by reading word problems and deciding whether to add or subtract the given fractions. Terms such as combined, total, difference, and left indicate which operation to use.
Curated OER
Comparing Apples With Apples 1
Elementary schoolers observe and demonstrate how to add and subtract fractions with like denominators. They observe the teacher model a variety of fraction addition and subtraction problems and use fraction strips to complete a worksheet.
DK Publishing
Real-Life Problems: Miles, Pounds, and More
Give young arithmeticians an applicable way to use their addition and subtraction skills with these five word problems. Each one presents a scenario requiring they add or subtract numbers with units (money, distance, weight,...
Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Curated OER
Discovering New Units
Students use Cuisenaire rods to explore common denominators. In this fractions instructional activity, students build Cuisenaire representations of fractions, then find their equivalent counterparts to find the common denominator.
Curated OER
Factoring Polynomials
In this factoring worksheet, learners find the common term, use special products or use the diamond method to factor polynomials. Explanations and examples are provided. This three-page worksheet contains 45 problems. Answers are...
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...
Norm Mitchell
Add and Subtract Fractions
Designed as a quiz for your elementary mathematicians, this resource contains 17 problems. The first 15 problems involve adding and subtracting fractions with like denominators, while the last two problems are word problems. Your...
Curated OER
Malapropisms
What's the difference between an allegory and an alligator? Fifth graders work with malapropisms to determine the meanings of words that sound alike. Five sentences challenge them to find the malapropism and change it to the correct...
Curated OER
Fractions of A Pizza
Learners view a large illustration of a pizza with parts of velcro. In this addition and subtraction of fractions lesson, students solve problems based on the pieces missing from the pizza. Learners take a fraction quiz. Order a fresh,...
Curated OER
Fraction City
Welcome to Fraction City! This is an incredibly interactive and fun way to teach properties of fractions, and reaches multiple learning styles. Scholars create "blocks" by folding strips of paper in various increments (thirds, fourths,...
Baylor College
Living Things and Their Needs: The Math Link
Enrich your study of living things with these cross-curricular math activities. Following along with the story Tillena Lou's Day in the Sun, learners will practice addition and subtraction, learn how to measure volume and length, work on...
Baylor College
Water: The Math Link
Make a splash with a math skills resource! Starring characters from the children's story Mystery of the Muddled Marsh, several worksheets create interdisciplinary connections between science, language arts, and math. They cover a wide...
Curated OER
Easily Confused Words: Precede and Proceed
So many words are easily confused in the English language. Take precede and proceed, for example. Look at the example sentences provided here, and then have your learners take the short quiz. Have they mastered these vocabulary terms?