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Worksheet
Curated OER

Mixed Addition/Subtraction Word Problems One -Version 1

For Students 2nd - 3rd
In this word problems activity, students read the word problems and use addition or subtraction to solve the problems. Students solve 5 problems.
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Lesson Plan
Curated OER

Number Sense and Operation

For Teachers 1st
First graders listen to a read aloud of Stephanie Calmenson's, Dinner a the Panda Palace identifying words related to math and writing them on a chart paper.
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Lesson Plan
Curated OER

Combining and Breaking Apart Numbers

For Teachers 1st
First graders read Imogene's Antlers by David Small the create pipe cleaner antlers. Using these as a tool students combine and create number sentences. They continue to work through the framework of a software program.
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Assessment
Noyce Foundation

Cat Food

For Teachers 6th - 7th Standards
Determine the right mix of cans of cat food. The resource consists of an assessment task to determine the cost to feed two cats for a specific number of days and requires scholars to interpret remainders within a context....
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Lesson Plan
Curated OER

Representing Patterns & Evaluating Expressions

For Teachers 9th - 11th
Write algebraic expressions, determine patterns, and evaluate expressions in a real-world context. Learners engage in a series of collaborative activities to identify, model, and give variables for real-world patterns. They write...
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Lesson Plan
Virginia Department of Education

Cover Up Problems

For Teachers 6th - 9th Standards
Don't cover up this resource — use it out in the open! Pupils learn how to cover up various parts of a linear equation in order to help solve the equation. A worksheet of problems provides practice with this skill.
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Activity
Noyce Foundation

Diminishing Return

For Students K - 12th Standards
Challenge individuals to compete as many tasks as possible. Lower-level tasks have pupils apply costs and rates to solve problems. Upper-level tasks add algebraic reasoning and conditional probability to the tasks.
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Activity
Education Development Center

Integer Combinations—Postage Stamps Problem (MS Version)

For Students 4th - 7th Standards
Number patterns can seem mysterious. Help your learners unravel these mysteries as they complete an intriguing task. Through examination, collaborative groups determine that they are able to produce all integers above a certain...
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Lesson Plan
Curated OER

100 Or Bust!

For Teachers 3rd - 5th
Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...
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Assessment
Noyce Foundation

Cereal

For Teachers 6th - 7th Standards
Find the best protein-packed cereal. The short assessment task covers equivalent and comparing ratios within a context. Pupils determine the cereal with the highest ratio of protein. A rubric helps teachers with point allotments for...
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Lesson Plan
Alabama Learning Exchange

Mix it Up! Exploring the Commutative and Associative Properties of Addition

For Teachers 1st - 3rd Standards
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
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Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Students explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson, students identify the concept of subtraction as a balance. Students use subtraction facts to generate addition...
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Lesson Plan
Curated OER

Mental Multiplication and Division

For Teachers 4th
Fourth graders play the game ArithmAttack. They complete as many multiplications or divisions as possible in 60 seconds. They are told the maximize the window, then select Multiply from the left menu. Students make sure that the high...
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Lesson Plan
Curated OER

Know the Phone in an Emergency

For Teachers 3rd
Third graders list important phone numbers to call in emergency situations, identify when to call each number, and practice dialing numbers on toy telephones.
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Lesson Plan
Curated OER

Know the Phone in an Emergency

For Teachers 3rd
Third graders list emergency phone numbers and practice dialing 911 on toy telephones.
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Lesson Plan
Curated OER

Value Your Digits

For Teachers 3rd
Third graders work with place value. In this place value lesson, 3rd graders write three digit numbers and tell the place value of each number. They compare numbers and money, regroup, discuss the value of coins, and count money.  
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Worksheet
Helping with Math

Multiplication: 2-digit x 2-digit

For Students 3rd - 5th Standards
Number crunchers sharpen their math skills as they solve 30 problems requiring them to multiply two-digit numbers by two-digit numbers. Assign this as homework or use it as an assessment after practicing the skill together in class.
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Lesson Plan
Curated OER

Real Number System

For Teachers 9th
Ninth graders discuss the real number system and its' properties. In this algebra lesson, 9th graders discuss rational, irrational, closure, real numbers and the distributive property of algebra. They solve problems using these...
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Lesson Plan
Curated OER

Monkey Subtraction

For Teachers K
Students listen to the book Five Little Monkeys Sitting In a Tree, identify written numbers 0-9 and the symbol for subtraction; students subtract two single digit numbers using manipulatives, and recite the corresponding number sentence.
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Lesson Plan
Curated OER

Decimals in the Dugout

For Teachers 4th - 5th
Students investigate place value and decimals during baseball related activities. For this place value lesson, students explore place value with decimals. Resources are included.
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Lesson Plan
Curated OER

Fruity Math

For Teachers 9th - 10th
Students solve one step linear equations. In this algebra lesson, students manipulate their variables and numbers to answer each problem. They make sure the equations stay balanced at all times.
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Lesson Plan
Curated OER

McONE Hundredth Day

For Teachers K
Students explore the components of a calendar and counting through the preparation and celebration of the "One Hundredth Day" of school. Badges are worn and McDonald fries are enjoyed in the celebration.
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Lesson Plan
Curated OER

A Borrower And A Lender Be

For Teachers 2nd
Second graders practice addition and subtraction in this fun, technology-based Mathematics lesson plan for the second grade classroom. The lesson plan includes resource links, video clips, interactive websites, and a section for...
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Lesson Plan
Curated OER

Using Key Words to Unlock Math Word Problems

For Teachers 3rd - 8th
Students identify word problem strategies. In this problem solving lesson, students act as "math coaches" to identify key words that indicate mathematical operations. Students use a white board to complete each word problem