Curated OER
Addition and Subtraction Facts to 20
Fact families, and the relationship between addition and subtraction are the foucs of this lesson. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to help...
Curated OER
Adding Doubles Facts
In this addition worksheet, learners add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Curated OER
Use Doubles Facts
In this doubles facts worksheet, students solve 8 horizontal addition problems and 8 vertical addition problems where they use doubles and doubles plus one facts. Students solve 1 test prep question where they must choose a doubles fact...
Curated OER
Adding Doubles Two Digit Numbers
In this addition worksheet, students add doubles facts that are all two digit numbers. Students complete 40 addition problems.
Math Learning Center
Addition Strategies
Help young mathematicians refer to simple addition strategies with a set of math posters. The pages feature ways to remember how to add zero to a number, how to determine if a number is odd or even, and making fast tens.
Curated OER
Domino Addition
Hands-on learning in math is essential to all learners, especially youngsters. In a math learning activity, young mathematicians use dominoes in order to discover the commutative property of addition. Fact families and doubles facts can...
Curated OER
The Squares of Numbers in Multiplication
Review multiplication facts and concepts! This clear, and easy to follow lesson will help your class to understand multiplication by using arrays and repeated addition. There are strategies to help with memorization and manipulative...
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. Young scholars use these techniques to...
DK Publishing
Spot the Doubles
Have fun with counting and ladybugs! Kindergartners count the number of spots on the first half of the bug's wings, then double the number to practice their addition skills. Have kids color the ladybugs when they're finished with the...
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson plan that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Curated OER
Doubling Two Digit Numbers
In this addition worksheet, students add one and two digit numbers that are doubles facts. Students complete 40 addition problems.
Curated OER
Using Doubles to Subtract
In this subtraction instructional activity, 1st graders use addition doubling patterns to subtract numbers. For instance, one problem asks students to subtract three from six. They are directed to think that 3+3=6. Students write the...
Ahisma Summer Institute
The Power of One - Math in a Different Angle
In this 2-day instructional activity focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess...
Novelinks
The Color of Water: Concept Analysis
Considering using James McBride's autobiography/memoir The Color of Water with your class? Check out this seven-page informational packet that includes background information on McBride, the organization pattern of the book, and issues...
Curated OER
Addition
In this addition worksheet, students enhance their simple addition skills using addition strategies to solve the two worksheets of addition problems.
Curated OER
The Squares of Numbers in Multiplication
Students make multiplication squares. In this math lesson, students review their multiplication facts and multiplication strategies. Students are introduced to multiplication squares when multiplying a number by itself.
Curated OER
Let's Learn Those Facts
Young scholars practice adding one digit numbers. In this practicing adding one digit numbers instructional activity, students roll dice to determine which one-digit numbers they will add together. Young scholars practice adding one...
Curated OER
Addition, Single Digit Doubles - #1
In this single digit addition practice worksheet, students solve 30 problems that require them to double single digit numbers.
Curated OER
Math – Addition :3 Addends of 1-Digit with Doubles
In this addition practice learning exercise, students solve 12 problems that require them to add 1-digit numbers with 3 addends. Two addends in each of the problems are doubles.
Curated OER
Addition Facts Hidden Picture
In this addition hidden picture worksheet, students solve the 30 addition facts 0 to 20. Students then use their answers to color a hidden picture according to the key provided.
Curated OER
Addition, Single Digit Double Plus One
For this adding single digit numbers worksheet, students solve 30 problems that require them to add single digit numbers one more than them.
Curated OER
Adding Two- and Three-Digit Numbers
For this adding two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to eight mathematical word problems and equations.
NPR
The History of America’s Weed Laws
To understand the laws regarding marijuana use in the United States, you can go all the way back to the 1800's to learn about farming hemp, or you can go back to 2018 when California became the sixth state to legalize recreational...
Curated OER
Near Doubles
In this math worksheet, students learn to add "near doubles" such as 5+6. Students solve 5 problems, then color a butterfly design with colors specified according to their answers.