Students examine why a negative number subtracted from another number changes the operation to addition.
7th - 8th Math 5 Views 6 Downloads
New Review Student Workbook: Number Sense
What a great resource. More than just a instructional activity, this packet also includes examples and notes at the beginning of each section. The material covers all of the main standards in pre-algebra and can also be used for parts of...
8th - 11th Math CCSS: Adaptable
Mayan Mathematics and Architecture
Take young scholars on a trip through history with this unit on the mathematics and architecture of the Mayan civilization. Starting with a introduction to their base twenty number system and the symbols they used, this eight-lesson unit...
4th - 8th Math CCSS: Adaptable
Introducing Integers and Their Operations
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...
6th - 8th Math CCSS: Adaptable
Subtract Integers Using Integer Chips
Have your mathematicians see how integer chips relate positive and negative numbers to different colors that "zero out". The video practices a variety of subtraction problems that show how subtraction can sometimes lead to addition. Have...
4 mins 5th - 7th Math CCSS: Designed