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Showing Results for adding subtracting

Start your students on subtracting three-digit numbers with this lesson that breaks the problems down by place values!

Fluently Subtracting within 1000

Teach your students to add and subtract fractions with like denominators using a strategy that works for both operations: converting mixed numbers into improper fractions and back again!

Single Strategy for Adding and Subtracting Mixed Numbers

Get your students excited about adding by introducing them to word problems with three addends! 

Adding Three is a Breeze!

Adding big numbers can be tricky, but this lesson introduces your students to a strategy that makes it less intimidating! Using the place value strategy will make the task less daunting.

Fluently Adding Within 1000

Every student can be a magician after this lesson in mentally adding and subtracting by 10. No previous magic training required!

Math Mind Magic

Students will practice mentally adding and subtracting 10 to multiples of 10 up to 100 by playing an all time favorite: BINGO! Use alone or alongside the lesson Subtracting From Multiples of 100. 

Mental Math Bingo with Multiples of 10

Many students cringe when they see a subtraction problem with multiple zeros. The “Subtract One” strategy in this lesson involves reducing the top number by one to turn the 0 digits into 9’s and then adding the one back in at the end.

“Subtract One” Strategy: Subtracting From Zeros Without Borrowing

This lesson is designed for fourth graders to practice their skills with the order of operations along with multiplying fractions and adding or subtracting decimals. 

Order of Operations with Fractions and Decimals

Finding the least common multiple is an essential skill for comparing, adding, and subtracting fractions! This lesson introduces students to this concept in an interactive way.

Clap Counting with Multiples

This lesson will help students build an understanding of multiples as they learn how to subtract from multiples of 100!

Subtracting from Multiples of 100

Students will have fun adding larger numbers using an open number line, first by practicing and then playing a dice game in pairs or triads called Go Froggie!

Adding Three-Digit Numbers on an Open Number Line with Froggie Game

Students will find angle sums using a baseball diamond diagram.

Adding Angles

In this lesson, students will practice explaining the process of subtracting numbers up to 1,000 using base-ten blocks and peer feedback. Use this lesson on its own or as support to the lesson Fluently Subtracting within 1,000.

Sharing the Subtraction Process

In this lesson, students will learn how to add a one-digit number to a two-digit number. This will help students build upon the skills needed for regrouping larger numbers.

Adding it All Up

Get out those hundred charts! It’s time for students to dive into subtracting multiples of ten. 

Number Chart Boogie

It’s time to start adding and subtracting with word problems! In this Easter-themed lesson, students will get to practice their reading and math skills as they figure out how to write equations and solve addition and subtraction word problems.

Easter Word Problems

Here comes the Ten Monster! Get ready to learn about subtracting tens in this hands-on lesson. 

The Ten Monster

It's as easy as one, two, three...four! Introduce your students to subtracting decimals in the tenth and hundredth place using a four-step process.

Step By Step Decimal Subtraction

This scaffolded EL lesson will help your students fluently add within 20, while reinforcing parts of a whole. Use as a pre-lesson for Addition: Over in a Flash, or as a stand alone activity.

Adding Within 20

Teach your students to subtract mixed numbers with like denominators using the strategy of decomposition. This strategy helps students to manipulate and break down numbers to help them solve tricky subtraction problems. 

Subtracting Mixed Numbers Using the Decomposition Strategy

Use a sweet treat to help students do hands-on math! Students will practice their addition skills in this yummy activity.

Adding with M&M's

This lesson challenges young learners to add dialogue to their writing. Students will love using their creativity to write personal narratives. 

Narrative Writing: Adding Dialogue

Empower students to think like mathematicians by having them create word problems related to subtracting mixed numbers. Use this lesson on its own or as support to the lesson Subtracting Mixed Numbers Using the Decomposition Strategy.

Writing Questions for Word Problems

Use this scaffolded EL support lesson to help students learn the strategy of decomposing three-digit numbers to add their place values. This lesson can be used alone or prior to teaching Composing and Decomposing to students.

Decomposing and Adding Place Values

Solve for the sum of two mixed numbers! They will use scaffolds such as fraction models to support the visualization of mixed numbers. This can be used on its own or as support for the lesson Sums for Mixed Numbers and Improper Fractions. 

Adding Like Mixed Numbers

Get ready for some mental math! Help students practice subtracting by ten by solving real-world problems involving dimes. 

Dimes, Dimes, Dimes

Get ready to do some shopping! In this lesson, students will learn about subtracting 100 from multiples of 100 when making big purchases. 

Big Spenders

Engage your students with a fun game that provides practice adding three numbers in any order. Use this scaffolded EL lesson plan alone or with **Adding Three is a Breeze**. 

Number Roll

Double dominoes! Get your students excited to add with dominoes and playing cards. This lesson is a fun way to help your students continue to learn to add.

Adding with Dominoes and Playing Cards

Inspire creativity in all of your students by giving them the tools they need to transform their simple sentences into longer, detailed descriptions.

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Showing Results for adding subtracting