Curated OER
Adding and Subtracting Fractions 1
In this fractions worksheet, students solve 10 problems, adding or subtracting simple fraction pairs. Page has links to multiple resources.
K-5 Math Teaching Resources
Subtracting Mixed Numbers (Unlike Denominators)
Young mathematicians demonstrate their ability to subtract mixed numbers by completing this collection of fraction word problems. From figuring out the weight of objects in a package, to finding the difference in height between two...
K12 Reader
Sum Difference
If you need a way to address math and reading in one lesson, look no further than a passage about inverse operations, complete with reading comprehension questions. Kids focus on context clues to determine the meanings of unfamiliar words.
Mathematics Vision Project
Module 3: Polynomial Functions
An informative module highlights eight polynomial concepts. Learners work with polynomial functions, expressions, and equations through graphing, simplifying, and solving.
Computer Science Unplugged
Ice Roads–Steiner Trees
As an introduction to Steiner Trees, class members are challenged to find the shortest paths to connect multiple points. The teacher introduces the problem by showing how to connect three points. Groups then go outside and construct a...
Inside Mathematics
Two Solutions
Many problems in life have more than one possible solution, and the same is true for advanced mathematics. Scholars solve seven problems that all have at least two solutions. Then three higher-level thinking questions challenge them to...
EngageNY
A Focus on Square Roots
Pupils learn to solve square root equations and rationalize denominators. Problems include those with extraneous solutions.
Curriculum Corner
Order of Operations Task Cards (1)
See how well learners know how to solve expressions using the order of operations. Use this packet that includes 28 task cards that requires pupils to evaluate expressions with variables, solve expressions using the correct...
Teacher's Corner
Hey Batter, Wake Up!
Does jet lag affect a baseball team's performance in games? Read about how a baseball team's chance of winning a game can be affected by traveling over one, two, and three time zones. Readers then respond to five short answer questions...
Learning for Justice
Marian Wright Edelman
Marian Wright Edelman's 2014 Commencement Speech at Lewis and Clark College serves to inspire young scholars to investigate a problem in their community, to determine why the problem is important, and then to develop a plan for one thing...
Virginia Department of Education
Modeling Division of Fractions
Provide a meaningful context for learning about the division of fractions with this upper-elementary math lesson. Presented with a simple, real-world problem, young mathematicians work in small groups to develop visual models...
EngageNY
Find Solutions to Make Equations True
The truth is always best. Individuals continue to find values that make equations true in the 26th installment of the 36-part module. The only difference is that they now call them solutions to those equations.
Curated OER
Around the World: Addition, Subtraction, Division, Multiplication
Kids love playing the game Around the World, and now you have a tool to make it even easier. Each slide contains a single addition, subtraction, division, or multiplication problem for learners to solve, the answer appears as you process...
Mathematics Vision Project
Module 4: Rational Functions
Time to study the most sensible function — rational functions! The seven-lesson unit develops the concept of a rational function through a connection to rational numbers and fractions. Scholars graph functions, solve equations, and...
Curated OER
Hands On: Repeated Subtraction
In this repeated subtraction learning exercise, students use counters and repeated subtraction to solve the word problems. Students solve six problems.
Curated OER
Choose the Operation: Problem Solving
In this mathematical operations worksheet, students use the problem solving strategy of understand, plan, solve, and look back to compare the number of birds seen in the Nature Clubs bird watching walk. Students find the correct...
Curated OER
Systems of Equations - Problem Solving
In this systems of equations worksheet, students translate word problems into algebraic equations. They solve system of equations problems dealing with geometry, money, investment, angles and age problems. This...
Curated OER
Fact Families
In this fact families worksheet, students solve the six word problems by using the fact family rules for addition and subtraction. Students solve six problems.
Curated OER
Subtraction Word Problems 3
In this subtraction word problems worksheet, learners use their problem solving skills to solve 5 word problems that require them to subtract numbers.
Curated OER
Subtraction: Number Sentences
In this subtraction practice worksheet, students use their problem solving skills to write subtraction sentences to solve each of the 5 word problems.
Curated OER
Subtraction
In this subtraction learning exercise, students read the word problems and write a double digit subtraction sentence to solve the 4 word problems.
Curated OER
Problem Solving 1
In this math worksheet, students solve nine word problems using addition and subtraction. Students are encouraged to show their work.
Curated OER
Subtraction Word Problems Three- Version 1
In this word problems worksheet, students read the word problems and use addition to solve them. Students solve 5 word problems.
Curated OER
Addition and Subtraction
In this addition and subtraction learning exercise, students enhance their addition and subtraction skills by completing the 42 problems.