Picture Your Numbers with

Clarify prime numbers, composite numbers, and prime factorization with this activity. After looking over definitions, working through prime numbers, and making composite numbers, learners are introduced to prime factorization and the...

Your mathematicians find the place value of the underlined digit in numbers with decimals. They complete 9 problems.

Adding mixed numbers with unlike denominators is a tricky process. This presentations does an excellent job of outlining the steps necessary in great detail. By the time you've worked through this 33-slide PowerPoint with your students,...

Remind number crunchers that integers and rational numbers are related by using the Venn diagram shown in this video. It applies what students have learned about integers to all rational numbers. Reviewing absolute value, it shows how to...

Brrr, it's cold when temperatures fall below zero. Use this lesson as a great way to introduce positive and negative numbers with real-life temperatures. The video shows how a thermometer is just like a number line, except vertical....

The video applies real-world situations to help math students add numbers with opposite signs. The great graphics and images make it clear and easy to understand for all learners. It demonstrates both horizontal and vertical number...

Add mixed numbers with unlike denominators like a pro by using fraction bars. Follow along as the steps are modeled with the fraction bars and explained step by step.     

Prior experience with addition of fractions guides young mathematicians as they learn how to multiply fractions by whole numbers. The first video in this two-part series outlines this process with clear explanations and examples....

Why do we get a bigger number when we divide with fractions? Explain this question to your learners with this video demonstrating how to divide with fractions. The video creates a story model based on the division problem to help...

How do you have negative money? Learners watch a video explaining how negative money represents money owed. It connects integers to a bank account and creates a ledger to show how negative numbers bring down the account.