Radicals

Practice converting between radical form and rational exponent form with this free and fun rational exponents activity that is formatted as a square tarsia matching puzzle.

Check out this free printable perfect squares list of each square number between 1 and 1024. This perfect squares chart is available as both a PDF and editable WORD document.  This table of perfect squares will make the perfect addition to your math students’ collection of math reference charts. This printable contains each of the perfect …

One of my high school math students’ most used math reference sheets is this free printable factors chart for the numbers from 1 to 100. I give my algebra and pre-calculus students a copy of this 1-100 factors chart at the beginning of the school year, and we end up referencing them a lot. This …

Print a copy of this prime number chart printable (PDF) which features a visual representation of the prime numbers from 1 to 100. I originally created this prime numbers chart for my pre-calculus students to use as a reference while simplifying radicals. My students used this chart as a quick way to tell if a …

I really like this lovely radicals task from Terry Stickels. It simply asks: Which of the following is the smallest? I shared it on twitter, and I loved reading through people’s logical reasoning as they worked through the problem! I found this problem in The Big Book of Mind-Bending Puzzles by Terry Stickels.

I created this like radicals card sort activity a few years ago when I was still teaching Algebra 1. Students are given 25 cards featuring radicals that range from square roots to fourth roots. Some of the radicals are simplified. Others need to be simplified. Students must group the cards into piles of “like radicals.” …

I created this Parts of a Radical Poster several years ago when I was teaching Algebra 1. I wanted to create a visual reminder for my students of the different vocabulary words that describe the different parts of a radical. I wanted to highlight the words coefficient, index, radical symbol, and radicand. I designed this …

I created this simplifying radicals foldable for my Algebra 1 students to glue in their interactive notebooks. Free Download of Simplifying Radicals Foldable

This prime factorization foldable is one of my Algebra 1 students’ most-used resources throughout our radicals unit. I was inspired to create this foldable after one of my eighth graders commented that it would be cool to have something in our notes that gave us every single prime factorization. I took this idea and ran …

I created this prime factorization graphic organizer for my Algebra 1 students to summarize two different methods for finding prime factorization: the factor tree method and the birthday cake method. I teach my Algebra 1 students to simplify radicals through prime factorization because it works no matter what the index of the radical is. This …

Before I teach my algebra students to rationalize the denominator, I try to answer the looming question: why do we rationalize the denominator? I realize that rationalizing the denominator has gone out of fashion as a result of the Common Core State Standards, but the topic is still required by the Oklahoma math standards. I …

I created this question stack activity to give my students some much-needed practice with rationalizing the denominator. Question stacks are one of my favorite practice structures.  Students are given a double-sided deck of ten cards.  One side of the card features a question.  The other side features the answer to a DIFFERENT question.   Students …

I created this multiplying radicals practice book foldable for my Algebra students to glue in their interactive notebooks. Free Download of Multiplying Radicals Practice Book

I created this adding and subtracting radicals practice book for my Algebra 1 students to glue in their interactive notebooks. We completed this practice book after filling out our adding and subtracting radicals graphic organizer. Since the practice book doesn’t take up much of the page, I told my students that they could use this …

I created these prime numbers below 100 charts for my Algebra 1 students to glue in their interactive notebooks. To help my students remember their prime numbers, I created a quarter sheet with each of the prime numbers below 100 for my students to glue in their notebooks.  I have a few students repeating Algebra …

Yesterday, I was able to use the simplifying radicals dry erase mat that I created to help my Algebra 1 students organize their work while simplifying radicals. I printed the work mat on 11 x 17 cardstock that I use for practically everything in my classroom.   Okay, maybe that’s an exaggeration.  But, I use it …

I created this operations with radicals foldable to review the topic with my trigonometry students as part of our beginning of the year review unit. I’m pretty happy with how this foldable ended up turning out! My students chose to only do one example under each flap.  I guess that means they actually remember stuff …

I found this simplifying radicals puzzle online. It was the perfect practice activity for my trigonometry students to glue in their interactive notebooks. The simplifying radicals square puzzle (or tarsia puzzle) can be found online here. Students cut out the pieces, worked out the problem on each edge in their notebook, and assembled the pieces …

I created this rationalizing the denominator practice book for my trigonometry students to glue in their interactive notebooks. Rationalizing the denominator shows up in so many trig problems, so I made a poof book with rationalizing the denominator practice problems inside. Free Download of Rationalizing the Denominator Practice Book

I created this operations with radicals question stack activity for my trigonometry class. I’ve been on a question stack making roll lately.   Okay, maybe making two question stacks in the space of two days isn’t a roll, but it kinda feels like one!  After making an evaluating expressions question stack for my Algebra 1 …

I created this conjugates interactive notebook page for my Algebra 2 students to glue in their notebooks. Free Download of Conjugates INB Page

I got a chance to experience the constant chair regression activity at a common core workshop that I attended (OGAP) during the summer of 2013. I have never seen this activity posted anywhere online, so I am not sure of the original source. I am blogging about the activities that we worked through in an …

I want to highlight this multiplying radicals square puzzle shared by Public Schools of North Carolina in their Resources for Algebra Blackline Masters collection (page 3 of PDF). The file no longer exists online, but an archived version still exists due to the Internet Archive. These square puzzles are often known as “Tarsia puzzles.” Make …

I created this short and simple set of rationalizing the denominator notes for my Algebra 2 students to glue in their interactive notebooks. We used this in conjunction with the graphic organizer I created for dividing radicals. We filled in the blanks to complete the four steps for rationalizing the denominator. We followed this up …

I created this dividing radicals graphic organizer for my algebra students to glue in their interactive notebooks. I created similar graphic organizers for adding and subtracting radicals and multiplying radicals. Free Download of Dividing Radicals Graphic Organizer Alternate Version of Dividing Radicals Graphic Organizer In 2017, I created an alternate version of this dividing radicals …