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Showing Results for adding subtracting unlike

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!

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

Math Mind Magic

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

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

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

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

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

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

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

Make the number work for you! Use this lesson to teach your students to add mixed numbers with like denominators using the strategy of decomposition.

Adding Mixed Numbers Using the Decomposition Strategy

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!

Picture Addition

Students will gain fluency with adding multiples of ten in this hands-on lesson that builds number sense.

Ten Time

In this lesson, students will practice strategies of subtracting time and apply them to real life scenarios. Also, use this game with the lesson that teaches addition of elapsed time called Beyond Just Addition.

Get There On Time: Elapsed Time Word Problem Strategies

Who doesn’t like to spend money and plan parties? Students will subtract two-digit numbers as they calculate the remaining money for their party supplies. They will subtract in multiples of ten and focus on place value. 

Show Me the Money! Two-Digit Subtraction

High order thinking skills are critical skills for students of all ages. In this lesson, your students will create word problems about money.

What's the Problem?

In this lesson, your students will use the background knowledge that they have about counting and sorting to graph data. They will practice answering questions about the graph!

Graphing Colored Counters

Fractions are everywhere! In this hands-on lesson, your class will work together in groups to find real-world examples of fractions. As they discover more complicated fractions, students will create their own word problems with them.

Fraction Hunt

Help your students subtract with confidence by sharing two different strategies. Use this lesson to build on students’ understanding of subtraction and to evaluate this key skill.

Subtraction with Regrouping

Let’s start building numbers! Just as building skyscrapers is a visual representation of mathematics, students will use the visual representation of base-ten blocks to add—or build—onto a two-digit number.

Let's Build It! Two-Digit Addition

Teach your students to add mixed numbers and improper fractions with the same denominator using the counting up strategy with number lines.

Sums for Mixed Numbers and Improper Fractions

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Three-Digit Addition Strategies Review

Help! The numbers in our equations have run away and left their answers alone! In this lesson, students will review their math facts and knowledge to solve Ken Ken like puzzles and bring the numbers back to their places.

Missing Numbers: Math Review

Students will be jumping with joy after this lesson that helps them practice their subtraction skills with physical activity.

Whole Body Subtraction

Have a class that can't sit still long enough to practice their addition? This activity puts math and PE together to help your kids add up to 20 while being active!

Active Math

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings. 

Three-Digit Addition with Base-Ten Models

Teach your students to find the perimeter of polygons using real world examples. They will make polygon pictures using tangrams and practice finding the perimeters of the polygons in their masterpieces.

Polygon Perimeters with Tantalizing Tangrams!

Input some patterns to T-charts in this lesson. Use this lesson about input and output boxes as a precursor to finding patterns within word problems.

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Showing Results for adding subtracting unlike