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.

Build young mathematicians' understanding of numbers with this collection of math worksheets and activities. Covering a variety of topics from place value and addition and subtraction of multi-digit numbers, to collecting and analyzing...

Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction models or...

Give families the information needed to support their child in the mastering of subtracting numbers with a two page reference sheet offering detailed descriptions and labeled examples. 

Young mathematicians practice adding one- and two-digit numbers with and without regrouping, in a Valentine's Day math activity. 

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,...

Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense instructional activity, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in...

Help learners understand opposite numbers using a horizontal or vertical number line. The video relates time as five years ago or five years in the future. It relates temperature as an increase of eight degrees or a decrease of eight...

Expand into negative numbers with examples on a vertical number line. Practice real-world examples of temperature and below sea level to see which number has a higher value. Use with other videos in this series of four for more practice...