CK-12 Foundation
The Real Numbers: Number System
Get real about learning the real number classification. Young mathematicians create a graphic organizer of the real number system using an interactive. They answer a set of challenge questions on the classifications of real numbers.
Curated OER
Rational Numbers
In this Algebra I worksheet, 9th graders identify properties from the real number system and use the distributive property to collect simplify expressions with parentheses. The one page interactive worksheet contains five multiple...
Curated OER
Online Math Learning: Solving Word Problems Using Algebra
Learners solve eight short answer algebra word problems. They write and solve systems of equations in two or three variables given a word problem about integers, perimeter, consecutive numbers, etc.
Curated OER
Units and Methods of Measurement
Show your class all the ways they will use math in the real world with this online measurement worksheet. 10 multiple choice questions cover concepts such as converting fluid and solid units of measurement, comparing temperatures, and...
Courseware Solutions
Integers: A Real World Rational Numbers Application
Given centigrade temperatures for pairs of cities, math-minded meteorologists determine which is either warmer or colder. The worksheet is embedded in a website from which you can access an answer key or even change the cities and...
Curated OER
Identity and Equality Properties
In this Algebra I activity, 9th graders identify the property illustrated in the given statement. The one page interactive activity contains a combination of ten multiple choice and free response questions and is self checking.
Doina Popovici
Math Play: Rational and Irrational Numbers Game
An interactive game where students have to determine whether a number is a rational or a irrational number.