Worksheet
Curated OER

Add and Subtract within 1000

For Students 2nd - 4th
Solve these true equations; scholars examine three-digit addends, subtrahends, and minuends in these equations that are each missing one number. There is a list of possible answers to choose from, so decide whether or not you want to...
Lesson Plan
Curated OER

A Fictional History of Place Value

For Teachers 2nd - 4th Standards
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Activity
Florida Center for Instructional Technology

A Human Number Line: Teacher Notes

For Teachers 4th - 6th Standards
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
Lesson Plan
Illustrative Mathematics

Field Day Scarcity

For Teachers K - 2nd Standards
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Lesson Plan
EngageNY

Interpreting and Computing Division of a Fraction by a Fraction—More Models

For Teachers 6th Standards
Use a unit approach in developing a fraction division strategy. The teacher leads a discussion on division containing units, resulting in a connection between the units and like denominators. Pupils develop a rule in dividing fractions...
Activity
5280 Math

Integer Interpreter

For Teachers 8th - 9th Standards
Can you add variables if you don't know their value? Using an empty number line, scholars first locate the position of the difference, sum, product, and quotient of two unknown integers. Later problems mix operations as well as add...
Lesson Plan
1
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EngageNY

Putting It All Together

For Students 10th - 12th Standards
Shuffle 'em up and deal! Learners practice operations with polynomials using cards they pass around the room. The activity works with pairs or individuals, so it offers great flexibility. This is the fifth installment in a series of 42...
Assessment
Illustrative Mathematics

Bundling and Unbundling

For Students 2nd Standards
Seven tens, plus five ones, equals 75. Five ones, plus seven tens, also equals 75. These are the types of equations learners are asked to make true in a worksheet with 11 unfinished equations.
Lesson Plan
K20 LEARN

Baking Cupcakes!: Fractions

For Teachers 4th - 5th Standards
Following an engaging video, mathematicians solve a word problem about baking cupcakes using fractions. Scholars practice different problem-solving strategies, then find different ingredient amounts for their recipes. Pupils solve a...
Worksheet
Curated OER

Mental Math

For Students 5th - 8th
In this mental math worksheet, students complete addition, subtraction, and multiplication problems using mental math strategies. Students complete 8 problems.
Worksheet
Curated OER

Using Subtraction Strategies 2

For Students 1st - 2nd
In this subtraction strategies worksheet, learners review the ways to subtract and then solve the subtraction problems. Students also answer a test prep question.
Lesson Plan
Curated OER

Comprehension of Word Problems

For Teachers 4th - 6th
Students demonstrate how to solve multiplication word problems. In this problem solving instructional activity, students read examples of multiplication word problems and are taught how to use repeated addition to solve the problems....
Worksheet
Curated OER

Adding Worksheet

For Students Pre-K - 1st
In this addition practice worksheet, students solve 4 problems that require them to add single digit numbers using math counters.
PPT
Curated OER

Johnny Appleseed

For Teachers 1st - 2nd
While this presentation only has two sample questions, it provides a thorough exploration of solving word problems. Using a step-by-step method, this resource takes a word problem involving addition and shows how to identify the key...
Lesson Plan
PBS

The Yo-Yo Problem

For Teachers 9th - 12th
What do yo-yos and pennies have to do with linear equations? Learn about writing and solving linear equations while considering the Yo-Yo Problem and Penny Pattern Exploration from the High School Math Project. Learners utilize algebra...
Worksheet
Curated OER

Two Word Problems

For Students 1st - 2nd
The class solves two basic word problems that requires addition or subtraction. They are encouraged to draw a picture that illustrates each problem.
Worksheet
Curated OER

Missing Numbers

For Students 2nd - 3rd Standards
In this number sequence worksheet, students examine 6 number sequences and fill in 1 missing number in each sequence. Next, students use the strategy of counting by ten to complete 5 different number sequences.
Lesson Plan
EngageNY

Overcoming a Second Obstacle in Factoring—What If There Is a Remainder?

For Students 10th - 12th Standards
Looking for an alternative approach to long division? Show your classes how to use factoring in place of long division. Increase their fluency with factoring at the same time!
Organizer
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Curriculum Corner

Problem Solving Cards

For Students 3rd Standards
Twelve cards and a worksheet make up an activity designed to reinforce problem solving skills. Scholars read and solve a variety of word problems using a graphic organizer to show their work. 
Lesson Plan
Curated OER

Word Clue and All About Me Problem Solving

For Teachers 5th
Fifth graders practice solving word problems using highlighted strategies. In this word problem lesson, 5th graders brainstorm and  use words as clues that indicate the math operations that will be used to solve problems. They use...
Lesson Plan
K20 LEARN

Decomposers—Fraction Style: Fractions

For Teachers 4th Standards
"What are fractions composed of?" is the essential question of a lesson designed to enhance understanding and strengthen the foundation of adding fractions. Mathematicians start by discussing what makes an equation true or false,...
Lesson Plan
Curated OER

Book Title: You Can’t Buy a Dinosaur with a Dime

For Teachers 3rd - 4th
Students explore the concepts of multiple digit addition and subtraction. For this addition and subtraction lesson, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular math...
Worksheet
Curated OER

Problem-Solving Strategy: Find a Pattern: Problem Solving

For Students 5th - 6th
In this math patterns worksheet, students use the understand, plan, solve, and look back problem solving strategy to help them find the patterns for the two problems.
Worksheet
Curated OER

Problem-Solving Strategy: Find a Pattern: Problem Solving

For Students 5th - 6th
In this finding patterns worksheet, students use the problem solving strategy of understand, plan, solve, and look back to help them find the pattern in the swimming distances numbers. Students use the pattern to help them solve the word...