Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson 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
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
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
Doubles Plus
Doubles and doubles+ 1 addition is a great way to help little learners build number sense and automaticity. This presentation contains multiple examples of doubles and doubles+ 1 addition. Images of dominoes are employed to reinforce the...
Curated OER
Using Doubles
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...
Curated OER
Addition Drills, part 5
Show scholars that if they can add up two addends, they can also add up three. Review the examples together before letting scholars try these 25 addition problems, each with three double or single-digit addends. Two of these add up to...
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.
National Wildlife Federation
Penguin Fun Facts
What's black and white and can dive up to 1,800 feet under water? That's right, penguins! Learn this and many other amazing facts about these unique birds with this handy reference sheet.
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
Curriculum Links To Numeracy
Youngsters practice looking for the links to numeracy in their classes. This isn't a worksheet but a curriculum guide for an entire unit. Teachers can use any part of the resource to extend or inform their teaching practices related to...
Curated OER
Multiplication Grids: Double-Digit
Kids learn how to use the grid method to solve double by single-digit multiplication problems. They take each double-digit number into its tens and units, place it on the grid, add the multiplier, then solve the problem. There are two...
Curated OER
Addition Doubles
In this addition doubles worksheet, students solve eighteen horizontal addition problems with addends from one to twelve, most of them adding doubles.
Curated OER
Multiplication Facts
In this multiplication facts worksheet, 4th graders solve multiplication problems, find the missing numbers, and solve a word problem. In this problem solving worksheet, students find seventeen products. Examples of drawing pictures and...
Curated OER
Addition, Single Digit Doubles - #1
In this single digit addition practice activity, students solve 30 problems that require them to double single digit numbers.
Curated OER
Addition, Single Digit Double Plus One
In this adding single digit numbers worksheet, students solve 30 problems that require them to add single digit numbers one more than them.
Curated OER
Leaves for Our Tree
Young mathematicians review fact families and create a Math Fact Family Tree. This clever lesson plan includes some excellent printouts that support the instructional activity.
Curated OER
Addition/Subtraction Strategies
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
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
The Math Lesson 45
In this division practice worksheet, students use their problem solving skills to solve 278 problems that require them to divide in word problem and regular problems.
Curated OER
Math Stars
Second graders study addition math facts up to 20. They have 15 seconds to answer each problem using the number keys on the keyboard to type the answer. They may choose Change Settings to make the game harder or easier. Answering them...
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...
Curated OER
Rockin Review
First graders practice math facts by matching a written fact with a math fact card.
Curated OER
Wasting Energy at Home?
Students identify ways that energy is wasted. They develop ideas on how to conserve energy in the home. They also categorize appliances found in the home as heavy, moderate, or light users of energy
Curated OER
Hoosiers in the Civil War
Fourth graders research soldiers in the Civil War. In this Civil War lesson, 4th graders listen to the story Pink and Say by Patricia Polacco and identify the main events. They read facts about "Hoosiers in the Civil War" and create a...