Lesson Plan
Curated OER

One-Digit Addition and Subtraction No Regrouping (A)

For Teachers 1st - 2nd
In this math worksheet, learners solve 81 problems in which one-digit numbers are added and subtracted. Problems are in a vertical format with addition and subtraction mixed in each row.
Worksheet
Curated OER

Add Two-Digit Numbers

For Students 2nd - 3rd
In this adding two-digits numbers activity, students solve horizontal and vertical problems with some regrouping. Students solve 25 problems.
Worksheet
Curated OER

Addition of Numbers 1-9

For Students 1st - 2nd
In this addition worksheet, students complete 36 problems, adding single digit numbers 1-9. A reference web site is given for additional activities.
Worksheet
Curated OER

Addition of Numbers 1-9

For Students 1st - 2nd
In this addition worksheet students complete 36 problems, adding single digit numbers 1-9. A reference web site is given for additional activities.
Worksheet
Curated OER

Addition and Subtraction Word Problems

For Students 1st - 3rd
Approach word problems using these straightforward addition and subtraction practice scenarios. Learners choose answers from a list, recording the corresponding letter next to each problem. Ten questions involve basic addition and...
Lesson Plan
Illustrative Mathematics

1.OA, NBT, The Very Hungry Caterpillar

For Teachers Pre-K - 2nd Standards
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Lesson Plan
Curated OER

That's The Way the Cookie Crumbles

For Teachers 3rd
Third graders work with money values and making purchases. In this money lesson, 3rd graders listen to Donna Guthrie's book, Real World Math: Money and Other Numbers In Your Life. They make money cookies either with a recipe or with...
Lesson Plan
Alabama Learning Exchange

Partying with Two/Three Digit Whole Numbers

For Teachers 1st - 2nd Standards
Learners practice problem-solving with this addition activity. They plan a party for their class and another class by determining how many cupcakes are needed. Students draw a picture of how they determined the number of cupcakes.
Worksheet
Curated OER

Addition: 3 Addends

For Students K - 2nd
For this addition worksheet, students practice adding together 3 single-digit numbers between 1 and 4. Students write their answers on the lines provided.
Worksheet
Curated OER

Horizontal Mixed Addition and Subtraction Using Numbers Between 1 and 100

For Students 2nd - 3rd
In this addition and subtraction activity, students solve 10 problems in which two digit numbers are added or subtracted. Problems are in a horizontal format and may need to be rewritten. This is an online interactive activity that can...
Worksheet
Curated OER

Count on Whole Tens

For Students 3rd - 4th
In this counting instructional activity, students complete a set of 5 problems, adding a "whole ten" number to a 3-digit number, then complete 6 additional problems, adding 90 to given numbers.
Worksheet
Curated OER

Christmas Addition Practice: Multi-Digit Addition 1

For Students 2nd - 3rd
In this addition worksheet, students solve 10 problems in which one and two digit numbers are added to solve a Christmas word problem. There will be carrying in some problems.
Worksheet
Curated OER

Adding One and Two

For Students K - 2nd
In this addition worksheet, students complete a set of 25 problems, adding either 1 or 2 to other one-digit numbers and 0. Problems appear 5 per row, 5 rows total.
Worksheet
Curated OER

Money Riddle

For Students 3rd - 4th
In this addition worksheet, students solve 11 problems in which a mystery number is added to another two digit number with the sum always being 100. After completing the problems a mystery message will be revealed.
Lesson Plan
Curated OER

American Indian Math

For Teachers 3rd - 5th
Upper graders examine Native American culture while practicing mathematical concepts related to patterns and estimation. They will use mental math to add/subtract single digit numbers.
Lesson Plan
Curated OER

Let's Trade

For Teachers 2nd
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Worksheet
Curated OER

Spaceship Math Addition A

For Students 1st - 2nd
In this addition worksheet, students solve 40 problems in which single digit numbers are added. These are basic addition facts in vertical format.
Worksheet
Curated OER

Number Ladder: 2 More

For Students Pre-K - 1st
In this number ladder activity activity, students add the number 2 to the numbers 1-10. The problems are arranged to resemble a ladder and a number line is provided.
Worksheet
Curated OER

Number Ladder: 3 More

For Students K - 2nd
In this number ladder activity worksheet, students add the number 3 to the numbers 1-10. The problems are arranged to resemble a ladder and a number line is provided.
Worksheet
Curated OER

Math Webs #1- Addition

For Students 3rd
For this elementary math worksheet, 3rd graders complete 4 addition math webs by adding the number in the middle of the web to those that are placed around it in a circular graphic organizer. They work with single digit numbers that may...
Interactive
The Alamo

The Alamo Then and Now

For Students 4th - 12th Standards
The Alamo is one of the most famous buildings from the Texas Revolution. But what does it look like today, and how has it changed? Pupils find out more using different interactive modes, including a split-screen and side-by-side version.
Printables
Houghton Mifflin Harcourt

Unit 4 Math Vocabulary Cards (Grade 3)

For Teachers 3rd
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics...
Lesson Plan
Curated OER

Book Title: Ten Flashing Fireflies

For Teachers K
This lesson plan engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their own...
Worksheet
Helping with Math

Addition - Four 4-digit Numbers

For Students 3rd - 4th Standards
Stack up those digits and get your fourth graders adding! This printable handout displays 20 addition problems in which pupils find the sum of four four-digit numbers. With a click of the box in the upper left corner of the web page,...