Curated OER
Expressions from Sentences
In this algebra worksheet, students rewrite sentences into algebraic equations using variables and solve for the unknown. There are 10 interactive questions with an answer key.
Curated OER
Fractions, Decimals, and Percents
In this algebra lesson, students rewrite percents as decimals and decimals as fractions using a calculator. There are 34 problems with an answer key.
Ohio Department of Education
The Solution is Complex
Consider complex numbers, roots, and quadratic equations. Use the discriminate as a way to determine the nature of a quadratic's roots. Then discuss the similarities and differences between quadratics with two, one, or no real roots....
Curated OER
Order of Operations
In this Algebra I instructional activity, 9th graders use the order of operations to evaluate numerical expressions containing parenthesis and brackets. The one page interactive instructional activity contains instruction, worked...
Curated OER
Using Models to Add Integers II
For this adding integers worksheet, learners solve 20 short answer problems. Students use integer chips to model adding positive and negative integers. Learners remove zero pairs to get the solution.
Curated OER
Arithmetic Series, Geometric Series, Partial Sums of Geometric Series
In this Algebra II/Pre-calculus worksheet, students solve problems that involve arithmetic series and infinite geometric. Students determine the partial sums of a geometric series. The three page worksheet contains forty-six problems. ...