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Lesson Plan
Curated OER

Adding Doubles (A)

For Teachers 1st - 2nd
For this adding doubles worksheet, young scholars enhance their addition skills by adding the double number sets. Students add to solve 21 problems.
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Worksheet
Curated OER

Spaceship Math Addition G ; 1+9, 9+1, 0 + Any Number, Version 2

For Students 1st
In this addition worksheet, 1st graders find the sums to 40 addition problems in which they add either 1 or 0 to any digit. They find the doubles of 4 and 3 in 2 of the problems.
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Lesson Plan
Curated OER

Adding Doubles (B)

For Teachers 3rd - 4th
In this adding doubles worksheet, young scholars find the sums by adding each number to itself. Students solve 21 problems.
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Lesson Plan
Curated OER

Adding Doubles (A)

For Teachers 3rd - 4th
In this adding doubles worksheet, students solve the sums by adding each number to itself. Students find the sums of 21 problems.
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Worksheet
Curated OER

Add Doubles plus One

For Students 2nd - 3rd
In this addition activity, students solve a total of 25 problems using 1-digit numbers adding doubles plus 1. A website reference for additional resources is given.
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Worksheet
Curated OER

Doubles Plus One

For Students 1st - 3rd
In this addition activity, students solve a set of 50 problems using 1-digit numbers and adding doubles plus one. A website reference for additional resources is given.
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Worksheet
Curated OER

Adding Doubles

For Students K - 2nd
In this adding doubles worksheet, students complete a set of 100 problems using 1-digit numbers and adding doubles. A website reference for additional resources is given.
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Worksheet
Curated OER

Adding Doubles

For Students 1st - 2nd
In this addition activity, students solve a total of 50 problems, adding 1-digit numbers to themselves. A reference website for additional resources is given.
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PPT
Curated OER

Addition Reactions

For Teachers 9th - 12th
Here is a PowerPoint that displays multiple organic compound structures and asks viewers to identify the formulas, isomers, or potential products after a given addition reaction. This is a comprehensive set of slides that reviews...
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Worksheet
Curated OER

WS 4.6 Types of Reactions

For Students 9th - 12th
Somehow 55 chemistry problems have been squished onto a single page! Don't assume that it is a mess, however. High school chemists write the products for different types of reactions. Then they identify the type of reaction in addition...
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Organizer
Curated OER

Doubles Plus 1 Totals

For Students 2nd - 3rd
In this doubles plus 1 learning exercise, students write a doubles plus 1 addition equation for a "bakers' dozen," then complete a table, writing the doubles plus 1 equations for numbers of muffins.
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Lesson Plan
Curated OER

Double Serving Lesson Plan

For Teachers 1st
First graders add doubles numbers in number sentences. In this doubles numbers lesson plan, 1st graders list things that come in pairs, create doubles addition sentences, and solve riddles with doubles.
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Worksheet
Curated OER

Doubles Plus One: Homework

For Students 1st - 3rd
In this addition worksheet, learners find the sum of 12 "doubles plus one" problems. Students then solve a related word problem, then draw or write to explain their work.
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PPT
Curated OER

Basic Addition Practice

For Teachers 1st - 2nd
Here is a simple presentation which will give young mathematicians practice in adding numbers together. The problems are quite simple, but this would be a good way to encourage your charges to utilize mental math.
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Worksheet
Curated OER

Add Doubles

For Students 1st - 2nd
In this early childhood addition and subtraction worksheet, students solve 6 math story problems that require them to add doubles.
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Worksheet
Curated OER

Addition of Two-Digits

For Students 2nd - 4th
In this finding the sums instructional activity, students add two-digit numbers plus two-digit numbers with and without regrouping. Students solve 18 problems.
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Worksheet
Curated OER

Christmas Doubles Addition

For Students K - 1st
In this Christmas addition worksheet, learners use models to identify the sum. Pictures of numbers include reindeer, candy canes, stockings, and angels. All addition problems are doubles ranging from doubling one to doubling five. An...
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Worksheet
Curated OER

1st Grade Strategy Worksheets

For Students K - 2nd Standards
Enhance your first grade math curriculum with a thorough resource packet. It includes worksheets for practicing counting on and counting back, addition and subtraction facts to 10, and addition and subtraction doubles.
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Lesson Plan
August House

The Magic Pot

For Teachers Pre-K - 1st Standards
The Magic Pot by Patricia Coombs is the theme of this multidisciplinary lesson plan. Early readers first take part in a read aloud and grand conversation about the story's details. Then, they get to work practicing their skills in...
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Worksheet
Curated OER

Using Doubles to Subtract

For Students 1st
In this subtraction 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 answer to 6-3.
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Worksheet
DK Publishing

Addition Practice Worksheet (Adding Three 2-digit Numbers)

For Students 2nd - 3rd Standards
Three addends stack up for some strenuous sum practice! All of the numbers are double-digits, and regrouping is often necessary. Challenge your second graders or provide practice for older mathematicians with this assignment. An answer...
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Lesson Plan
Curated OER

Seein' Double, Seein' Double

For Teachers K - 2nd
By using the Internet, hands-on activities, video, and cooperative learning, pupils look into the conditions in which light casts shadows on objects. The lesson plan includes fabulous hands-on activities, art projects, worksheets, and...
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Worksheet
Curated OER

Addition, Single Digit Double Plus One

For Students K - 2nd
In this adding single digit numbers activity, students solve 30 problems that require them to add single digit numbers one more than them.
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Lesson Plan
Curated OER

Grandpa's Chocolates

For Teachers 2nd - 4th
It's fun playing a game of "Guess What's in the Jacket Pocket?" Students read the question using the concept of doubles using mental math. They then share their solutions with the class.

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