Charleston School District
Evaluation of Roots
You mean the square root of five and five don't have the same value? Learners estimate the value of irrational roots. As they practice estimating the value, they increase their understanding of roots. The lesson is the fourth in a series...
Novelinks
Zach’s Lie: Magic Squares
Individuals match vocabulary words within a magic square, a concept that ties in nicely with math class. The words are all located in Zach's Lie and were specifically selected to increase comprehension of the text. Fifth in a series of...
Curated OER
Squares, Square Roots, and Exponential Expressions
Students explore the concepts of square roots and exponential expressions. For this square root and exponential expression lesson, students complete an investigation called Building A Square Patio. Students use color tiles to develop the...
Curated OER
Square Roots
For this square root worksheet, students find the square root of a total of 32 integers; answers are included on page two and highest integer is 121.
Curated OER
Square Roots: 2
In this square root worksheet, students find the square root of a total of 32 integers; answers are included on page two and highest integer is 100.
Curated OER
Square Roots Worksheet With Addition and Subtraction
In this square roots practice worksheet, middle schoolers use their problem solving skills to solve 12 problems that require them to find square roots and add or subtract them.
West Contra Costa Unified School District
Solving Quadratic Equations – Alternative Methods
There's more than one way to solve quadratic equations. Scholars learn how to solve quadratic equations using alternate methods. They use completing the square by making the linear coefficient even and the leading coefficient a perfect...
Curated OER
Sorting 2-Dimensional Shapes
Explore shape attributes with young geometers as they sort nine shapes based on their corners. Scholars determine whether or not each shape has a square corner, drawing it in the appropriate space accordingly. They are encouraged to use...
Curated OER
Magic Number Squares
Looking for a fun way to review verb conjugations? You've found the perfect resource! Kids love games, and these magic number squares will surely engage them. Consider having a classroom race to see who can find the correct answers first!
CK-12 Foundation
Least-Squares Regression
Residual plots let you find the perfect line of best fit. As users adjust the points on a scatter plot and a possible line of best fit, the interactive automatically changes the residual plot. This change allows them to see connections...
Del Mar College
Quick Reference Card
A neat and organized formula handout makes the circle go round, doesn't it? Full of higher algebra topics, formulas and rules, graphs and definitions—there is a way to support everyone in Algebra II or Pre-Calculus.
Curated OER
Quiz: Squares and Square Roots
In this squares and square root activity, learners find the squares of ten perfect square numbers. The first five answers are written with an exponent of 2. The final five answers are to be written as a square root.
Curated OER
Easy Worksheet: Simplifying Radicals
In this simplifying radicals worksheet, high schoolers solve 18 short answer problems. Students simplify radicals of non-perfect square numbers. High schoolers find the square and cube roots of positive rational numbers.
Curated OER
Multiplication Facts up to 10 X 10
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
Curated OER
Radicals
In this radicals instructional activity, 9th graders identify and solve 21 different problems that include various simple radical forms. First, they determine if there is a radical in the denominator. Then, students rationalize the...
Curated OER
Completing the Square 6-3
In this completing the square worksheet, students learn how to use the complete the square method to solve an equation. They then solve the 8 equations on the worksheet.
Curated OER
Algebra 1: Simplifying Radicals
After discussing the difference between rational and irrational numbers, the class pratices simplifying, adding, and subtracting radical expressions. They play a game which involves passing around cards until they have matching hands of...
Curated OER
Simplifying Radicals
In this radical activity, learners select the best answer from four choices to ten problems involving radicals. Problems ask students to find the perfect square in a number and factor it out, they add radicals and evaluate square roots....
Curated OER
Square Roots
Learners differentiate between perfect roots and rational roots. In this algebra lesson, students perform operation using roots. They add, subtract, multiply and divide rational expressions.
Curated OER
Distance Formula
Students determine the distance between two points. For this distance formula lesson, groups of students determine the distance between points in real life situations. They calculate the distance from one point in the school to another.
Curated OER
Rational, Irrational and Square Roots
Students identify rational and irrational numbers and their use in mathematical functions. Through demonstration, students discover the difference between rational and irrational numbers and their use. Using estimation skills students...
Curated OER
It All Adds Up Puzzle #25
In this addition puzzle worksheet, students complete a 12 square addition puzzle. Students supply the missing addends which will make each row and column add up to be the sum that is given.
Curated OER
Least Squares Fit Line
Practice makes perfect! Learners estimate the least squares fit line for a set of data. They understand error involved in least squares fit lines, and solve application problems using least square fit lines.
Curated OER
Perfect Squares
In this math worksheet, learners solve the problems that have the form of perfect squares. These are essential to finding the roots.