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
Double Dare Addition!
Students apply basic number concepts and computation skills while engaging in an enriching group activity. Then they demonstrate their knowledge of addition using a medium that enables everyone to show their solutions for immediate...
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...
Illustrative Mathematics
Double Plus One
Practice doubling with a straightforward worksheet. Learners double plus one each number in the table, and then answer a series of hypothetical math equations.
Collaborative Learning Project
Four in a Row Addition and Subtraction
Scroll down to find four fun addition and subtraction partner game boards, complete with endless opportunities for practice with numbers 0-38. Kids choose numbers from a number box and, depending on the game, either find the sum or the...
Fuel the Brain
Pumpkin Concentration- Doubles Addition
This activity is print-out ready for when your learners need to practice doubles addition. A template provides the cards, which can be laminated and used throughout the year. Partners flip over cards to try and match the equation (1+1,...
Curated OER
Addition-Doubles
In this addition worksheet, students complete a set of 25 problems, adding numbers to themselves. All problems are 1-digit, a reference website is included.
Curated OER
Number Wall
Use the number wall to practice addition, evens and odds, missing addends, and doubling. Learners answer various questions based on six numbers, filling in squares with digits. They list the odd numbers and total them, then list the even...
Curated OER
Double Bar Graphs - Practice 7.1
For this double bar graph worksheet, students make a double bar graph from given information, then solve related problems in addition to 2 test prep problems. Houghton Mifflin text referenced.
Curated OER
Addition of Signed Numbers I
For this addition worksheet, students add positive and negative integers and decimal numbers. All equations, except one, contain at least one negative integer. Students must determine the appropriate operation based upon the signed...
Curated OER
Mrs. Wood's First Grade Math Doubles Facts
A basic yet effective presentation on adding doubles (two of the same digit), awaits your young mathematicians. Each slide presents a simple problem and uses pictures that go along with each value. For example, the slide that has 6 + 6 =...
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...
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
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
Addition Doubles
In this addition doubles worksheet, students solve eighteen horizontal addition problems with addends from one to twelve, most of them adding doubles.
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.
Math Solutions
Race to 20
And they're off! Working in pairs, young mathematicians roll dice to see who can fill in their double ten-frames first. When students finally fill in their arrays, they create addition number sentences that represent their rolls, helping...
Curated OER
Who Wants to Win Millions?
Addition practice awaits your students in this engaging Jeopardy-style game. The students can earn hundreds of dollars by answering questions correctly. The categories include: Adding Doubles, Add and Find Missing Numbers, Adding 3...
EngageNY
Addition and Subtraction Formulas 2
Knowing the addition formulas allows for the calculations of double and half formulas. The fourth installment of 16 has the class use the addition formula to develop the double angle trigonometric formulas. Using the double formula,...
K-5 Math Teaching Resources
Double Ten Frame
Working on numbers 10 and 20? Don't forget your double ten frame! This double ten frame can also support addition and subtraction strategies and place value ideas. All on one page, ready to be printed and implemented as part of your math...
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
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-Double Plus One
In this addition worksheet, students complete a total of 100 problems using 1-digit numbers and adding doubles plus one. A website reference is given for additional resources.
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