Factoring numbers is something kids learn early in school. Creating a factor tree is the standard device for generating the prime factorization of a number, and the prime factorization paves the way to many mathematical ideas. I've found my students … Continue reading

# Tag Archives: poster

I use the Addition and Subtraction slide rule to give students an experiential manipulative that represents what happens when we add and subtract integers. I was trying to come up with something similar for multiplication and division. I had a … Continue reading

The students often create charts to explain the work they have been doing on classroom handouts. This gives them a chance to explain their work, and is important in reinforcing what they have learned, practicing literacy skills, and being comfortable … Continue reading

The spreadsheets below contain randomly generated practice questions. To generate a new practice sheet on a Mac, type command-shift-=; on Windows, press F9. Single digit integer addition and subtraction practice spreadsheet. Single digit integer multiplication practice spreadsheet. Single digit integer … Continue reading