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
1-5: Distributive Property
In this distributive property learning exercise, students solve 9 multiple choice and short answer problems. Students use the distributive property to simplify expressions.
Texas Instruments
Texas Instruments: Let's Do Summagic
Students learn to quickly add lists of numbers by adding like terms and using the distributive property.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Adding Like Terms
Here is a site that clearly and thoroughly explains adding like terms, including terms with signs and terms within parentheses. There are example problems solved, problems for the student to attempt, and answers to the student problems....