Illustrative Mathematics
Many Ways to Do Addition
A great aspect of teaching math is that children have the freedom to solve problems using a variety of different strategies. The focus of this lesson is for young mathematicians to become aware of many ways of answering addition...
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...
EngageNY
Grade 5 Math Module 1, Topic D, Lesson 9
Introduces addition of decimals by using unit notation to represent the problem. Pupils use a place value chart to decompose the numbers and then add before connecting to the standard algorithm.
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
Curated OER
Making a Ten
An addition table supports third graders as they learn strategies to improve their math fluency. When finding sums greater than ten, students are taught how to first make a ten and then add on the rest. A similar method is also...
Curriculum Corner
Menu Math
Getting a meal, side dish, drink, and dessert can be delicious—but it can be expensive too! Practice addition and subtraction with money in a lesson plan that focuses on a sample menu, complete with task cards and word problems.
New Zealand Ministry of Education
Addition and Subtraction Pick n Mix
Teach your class how to mentally solve whole number addition and subtraction problems using compensation from tidy numbers including equal additions. They use appropriate recording techniques and predict the usefulness of strategies for...
Curated OER
Multiplication Strategies - A Day at the Zoo
This is an amazing 33-page resource for teaching multiplication! Your mathematicians will discover the connection between multiplication and repeated addition. They also will work collaboratively with arrays while studying zoo animals....
Curated OER
Two-Digit Addition at the Zoo
Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.
Curated OER
Using Counting-on Strategy for Purchasing
Intended for learners with autism and developmental disabilities, this lesson uses the strategy of counting-on to enhance independent shopping skills. Learners will practice counting on to the next dollar value in order to purchase items...
Curated OER
Number Addition Race
Practice basic addition facts and measuring skills. In this addition and measurement lesson, students are provided with drywall tape and work in groups of four at a long table. Partners take turns generating addends and marking the...
PBS
Adding Integers
Your sixth and seventh graders deepen their understanding of a number line and adding integers in this concrete, hands-on activity. Learners play "Warehouse Puzzle" and then discuss their game strategies and the characteristics...
Curated OER
Simple Strategies
Here is a fabulous lesson plan on problem solving strategies for your charges. In it, learners are presented with many excellent techniques they can use when faced with a multi-step math word problem. Some terrific blackline masters are...
Curated OER
Addition and Subtraction Facts to 20
Fact families, and the relationship between addition and subtraction are the foucs of this lesson plan. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to...
Curated OER
Dinosaur Math
Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Curated OER
Math Match Up!
Help learners solve problems using multiplication and repeated addition. Using counters, learners will be paired up to solve problems. They will go through a series of questions and show models with the counters for the solution. Then...
Curated OER
Developing Strategies for Addition and Subtraction
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...
BBC
Simple Addition and Subtraction
Here is a wonderful activity designed for young mathematicians. In it, they employ simple addition and subtraction strategies in order to solve word problems. There are some excellent activity sheets embedded in the plan to make the...
Curated OER
My Math Curse!
Math novices examine how math can help them in real-world situations. They listen to the book The Math Curse by Jon Scieszka, solve various word problems from the book, explore various math websites, write original math word problems,...
EngageNY
Analyzing Decisions and Strategies Using Probability 1
Learn how to increase the probability of success. The 19th installment of a 21-part module teaches future mathematicians how to use probability to analyze decisions. They determine strategies to maximize the chances of a desired outcome.
EduGAINs
Making Savvy Consumer Choices
It's never too early to learn about grocery budgeting. Middle schoolers delve into the world of consumer math with a lesson plan that focuses on both healthy choices and real-world math applications. Groups work together to form a...
EngageNY
The Power of Algebra—Finding Primes
Banks are responsible for keeping our financial information safe. Mathematics is what allows them to do just that! Pupils learn the math behind the cryptography that banks rely on. Using polynomial identities, learners reproduce the...
Curated OER
Practicing Addition Strategies
For this math worksheet, learners add the numbers 5 and 6 using two different methods. They first count up from six. Students say seven, eight, nine, ten, eleven to get to their answer. The second method is to use doubles. They think...