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

Beginning Addition Word Problems

For Teachers K - 2nd
In this finding the sums of word problems worksheet, students add the one-digit word numbers and numerals and use the pictures to assist them. Students solve four problems.
Lesson Plan
Curated OER

Conditional Probability and Probability of Simultaneous Events

For Teachers 11th - Higher Ed
Students explore the concept of conditional probability and probability of simultaneous events. In this conditional probability and probability of simultaneous events activity, students roll dice or use and applet to roll dice to...
Lesson Plan
Curated OER

Math Fact Card Games

For Teachers 3rd - 5th
Students play card games as a way to strengthen their math skills. In this math facts lesson, students play UNO multiplication, greater than and less then and multiplication war. 
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math worksheet, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Lesson Plan
Curated OER

It's a Fact!

For Teachers 2nd
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...
Lesson Plan
Curated OER

Joining Hands

For Teachers 2nd
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
Lesson Plan
Alabama Learning Exchange

Pizza! Pizza! Pizza!

For Teachers 5th Standards
Fifth graders practice using money in everyday situations. They use their addition and subtraction skills as they work in cooperative groups to solve problems involving decimals.
Worksheet
Curated OER

Fact Families

For Students 3rd - 4th
In this fact family instructional activity, students are given three numbers in a fact family. Using those numbers, students will create two addition and two subtraction sentences for each set of three numbers.
Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Pupils 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. Pupils use subtraction facts to generate addition facts....
Lesson Plan
World Wildlife Fund

Take 6

For Teachers 3rd - 5th Standards
Investigate the various properties of the number six with this elementary math lesson. From simple addition, subtraction, multiplication, and division problems to the creation of hexagonal tessellations, this lesson covers all aspects of...
Worksheet
Curated OER

Add or Subtract: Practice

For Students 2nd - 4th
In this addition and subtraction practice activity, students solve 28 mixed problems, answers are included on second page. Problems are a mix of addition and subtraction using 2 and 3 numbers.
Lesson Plan
Pennsylvania Department of Education

Links Away: Looking Back and Moving Forward

For Teachers Pre-K - 2nd
Students explore fact families. In this math lesson, students use links to model a fact family. Students solve addition and subtraction problems.
Worksheet
Curated OER

The Math Lesson 25

For Students 1st - 2nd
In this math skills activity, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
Activity
Making Math More Fun

Making Math More Fun

For Teachers 2nd - 6th Standards
Address fundamental math skills with a series of fun math board games. With 25 games that focus on addition, subtraction, multiplication, division, place value, and percentages, kids will quickly find that math practice is their favorite...
Lesson Plan
Curated OER

Jump Rope Math

For Teachers 1st - 5th
Young scholars practice grade level math skills. In this math lesson, students solve math facts on index cards and collaboratively arrange them in numerical order on a jump rope. Correct order earns the team a chance to physically move...
Worksheet
Curated OER

Using Doubles

For Students K - 2nd Standards
Bring this easy shortcut to your first grade addition lesson!  By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
Printables
Houghton Mifflin Harcourt

Unit 2 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
A set of third grade math vocabulary cards include topics that range from addition properties to terms like estimate and fact family. Each sheet has two cards on it. The top half is the word printed in bold text,...
Lesson Plan
Curated OER

Transportation Math

For Teachers 4th - 5th
Students use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word problems....
Lesson Plan
Curated OER

Names for Numbers

For Teachers 1st
In this mathematics worksheet, 1st graders identify various numbers and use counters to illustrate each fact given. Then they complete the math sentences correctly.
Lesson Plan
Shodor Education Foundation

Spy Game

For Teachers 5th - 8th Standards
Turn students into detectives as they decipher encrypted messages.  Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but...
Worksheet
Curated OER

Math Mammoth End of the Year Test - Grade 3

For Students 3rd
In this comprehensive diagnostic test worksheet, learners examine, study, calculate and solve 38 math problems. They work with a variety of basic math concepts and word problems.
Lesson Plan
Curated OER

Fact Family Frenzy

For Teachers 2nd
Second graders explore fact families and inverse relationships between addition and subtraction. They use flashcards to model the inverse relationships. Students complete the equations for each fact family.
Lesson Plan
Curated OER

Mental Math Counts

For Teachers 5th - 7th
Students use mental math. They describe reasonable and unreasonable sums and differences. Students use mental math to find the sums and differences of addition and subtraction facts at random. They solve addition and subtraction facts...