Worksheet
K-5 Math Teaching Resources

Subtracting Mixed Numbers (Unlike Denominators)

For Students 3rd - 7th Standards
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...
Lesson Plan
Curated OER

Solve Story Problems: Sold! A Mathematics Adventure

For Teachers K - 2nd
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Lesson Plan
Curated OER

Justifying Answers

For Teachers 2nd - 3rd
Young scholars study story problems and learn how to find and justify their answers. They will use a story problem and then respond to the prompt questions from the teacher. They must add and subtract facts to 6 and learn how to justify...
Lesson Plan
Rational Number Project

Initial Fraction Ideas Lesson 22: Overview

For Teachers 3rd - 6th Standards
Have young mathematicians subtracting fractions in no time with this manipulative-based math lesson. Using their sets of fraction circles, learners explore a number of word problems involving the subtraction of fractions before working...
Worksheet
Houghton Mifflin Harcourt

Ten More, Ten Less

For Students 1st - 2nd Standards
Six story problems needing answers await your class. Pictures provide some scaffolding, but consider also using unit cubes and 10-rods to compose and solve equations for each. Some of the problems require a two-step processes to solve. A...
Worksheet
Noyce Foundation

Apple Farm Field Trip

For Students 1st - 3rd Standards
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
Lesson Plan
Curated OER

Do I Add? or Subtract?

For Teachers 4th
Fourth graders read a book.  In this word problems activity, 4th graders review the operations addition and subtraction, read the book Sea Sums, learn strategies for determining if they should add or subtract, and solve story problems,
Lesson Plan
Curated OER

Let's Shop

For Teachers 3rd - 5th
Upper graders add and subtract decimals, using concrete objects and story problems. Note: The Concentration Cards and Homework assignment link at the bottom of the plan doesn't work.
Lesson Plan
Curated OER

Subtracting With the Hundreds Place And Regrouping

For Teachers 3rd - 4th
Learners solve math problems involving subtracting with regrouping. They practice the steps for subtracting in the hundreds place with regrouping, through teacher guided practice. Independently, pupils complete story problems involving...
Lesson Plan
Curated OER

Initial Fraction Ideas Lesson 21: Overview

For Teachers 3rd - 4th
Students become familiar with the process of subtracting fractions.  In this subtracting fractions lesson, students complete examples and then write a story problem. Students continue to practice while sharing their problems.
Lesson Plan
Curated OER

Wallflowers: Adding and Multiplying Integers

For Teachers 8th - 10th
Students solve word problems in which they add, subtract, multiply, and/or divide integers, identify rules and patterns for multiplying and dividing integers, create scenarios that represent each expression, and evaluate expressions.
Lesson Plan
Curated OER

Rooster's Off To See the World Number-Sense

For Teachers 1st - 2nd
Students recognize how numbers are used in number stories.  In this Rooster's Off To See the World lesson, students participate in the story. Students complete a number activity and work on the computer to illustrate a number...
Lesson Plan
University of Minnesota

Fraction Operations and Initial Decimal Ideas

For Teachers 4th - 6th Standards
Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.
Lesson Plan
Curated OER

Ten Sly Piranhas: A Counting Story in Reverse

For Teachers 2nd - 3rd
Learners solve related addition and subtraction problems. In this addition and subtraction instructional activity, students use the book Ten Sly Piranhas by William Wise as the source of word problems for learners to solve.
Lesson Plan
Alabama Learning Exchange

Pat Brisson's Benny's Pennies

For Teachers 1st - 2nd
Learners listen to the book, "Benny's Pennies" and conduct math and language arts lessons to go along with the book. They demonstrate their ability to count pennies, understand proper sequence, and rewrite a story using different...
Lesson Plan
Curated OER

Part Part Whole

For Teachers 1st
First graders solve number sentences. In this problem solving lesson, 1st graders construct addition sentences using a part part whole mat. Students demonstrate problem solving strategies using cubes.
Worksheet
Math Mammoth

Percent Fact Sheet

For Students 10th - 11th
In this math worksheet, students are given 9 percentage problems that involve conversion, variables, story problems and fractions.
Lesson Plan
Curated OER

Decimals for Lower Elementary

For Teachers 3rd - 5th
Students investigate decimal operations, including addition and subtraction. They participate in interactive games, story problems, and math mysteries.
Lesson Plan
Curated OER

Ten Sly Piranhas: Subtraction with Goldfish Crackers

For Teachers K - 2nd
Class members listen to the William Wise book Ten Sly Piranhas and act out the story with one child playing the piranha. They use goldfish crackers (eating them to show subtraction) to demonstrate and understand equations they see...
Lesson Plan
Curated OER

The Key to Word Problems

For Teachers 4th - 6th
Students learn the key words to look for in multiplication and division word problems, to help them decide which operation to use. They analyze, wrte, and solve multiplication problems.
Lesson Plan
Curated OER

Counting Back and Counting On

For Teachers Pre-K - 2nd
Read aloud your choice of books about counting on and counting back (a list is provided, or tell stories of your own). Your learners will write horizontal equations to portray what happens in the story. They build a paper chain and...
Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd - 4th
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Students discuss the needed strategies. Students...
Lesson Plan
Curated OER

Relationship Between Addition and Subtraction

For Teachers 2nd - 3rd
Young scholars are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are...
Lesson Plan
Curated OER

The Take-Awar Bar 1

For Teachers 3rd - 8th
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...