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Showing Results for add and subtract

Teach your students to add and subtract time using number lines. Your class will be gladly moving backwards and forward to the minute solving for related word problems.

Timeline Solutions for Time Problems

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

With this pastry themed lesson, your students will apply addition strategies to solve two-step, three-digit addition word problems. Finding the solutions will be sweet!

Sweet Solutions

Word problems can be overwhelming to students, but if they have a tool to help them, they can handle it! Use this as a stand alone lesson or alongside *Stepping Through Addition and Subtraction Word Problems*.

Thinking Deeply About Word Problems

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

Use this lesson to teach your students how to determine if they should use addition, subtraction, or both operations to solve a word problem by following four simple steps.

Stepping Through Addition and Subtraction Word Problems

Delicious multiplication! In this sweet lesson, your students will learn how to relate multiplication to repeated addition using candy counters.

Candy Multiplication

This lesson introduces students to the concepts of mean, median, and mode in a hands-on and visual way. 

Mean, Median and Mode Madness!

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?

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!

Freshen up on your understanding of division word problems with long division and one-digit divisors! Use this lesson to help students identify key division terms and solve word problems.

Division Word Problems

What is the likelihood that a polar bear will walk into the classroom? Students will consider this and other events using the concept of probability and the terms: Impossible, unlikely, likely, and certain.

Exploring Probability: What Are The Chances?

Make division come to life with this hands-on, introductory lesson on the operation of division! Students will use authentic problems and manipulatives to experience division in action.

Divide it Up!

Help your students compare and connect two important multiplication strategies: equal groups and repeated addition. This lesson can stand alone or be used as a pre-lesson for *Candy Multiplication*.

Multiplication Strategies

While memorization is important when it comes to multiplication facts, a foundation of understanding is key, too! Use this lesson on its own or as a pre-lesson for *Hands-On Multiplication*.

Strategies Lead to Understanding

Teach your students four simple steps to help them solve multiplication and division word problems with confidence. 

Stepping Through Multiplication and Division Word Problems

Why make things harder on ourselves? Teach your students to decompose numbers to make math easier! Use this as a stand alone lesson or a pre-lesson for *Decompose to Multiply: 6, 7, 8, and 9.*

Decomposing Numbers

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