+
Lesson Plan
Curated OER

Patterns

For Teachers 9th
In this Algebra I worksheet, 9th graders explore number and geometric patterns and use the Sieve of Eratosthenes to find the prime numbers less than one hundred.  The six page worksheet contains eight multipart questions.  Answers are...
+
Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
+
Handout
1
1
Chapman University

Fundamental Theorems of Mathematics

For Teachers 9th - Higher Ed
There are four fundamental theorems of mathematics: arithmetic, algebra, calculus, and linear algebra listed here. Each one is described on this poster or handout. The challenge for a student of math is to figure out why they are true. 
+
Worksheet
Curated OER

Prime Factorization, Equivalent Fractions and GCF review

For Students 7th - 9th
In this sample test learning exercise, students solve twenty-five problems covering prime factorization, equivalent fractions, greatest common factor, and plotting on a number line.  Solutions are provided.
+
Worksheet
Curated OER

Unit 2: Factors

For Students 6th - 9th
In this factors worksheet, students identify prime numbers.  They use a Sieve of Eratosthenes to identify prime numbers.  Students complete factor trees and explore perfect numbers.  This factoring unit contains eight pages.  Each page...
+
Lesson Plan
Curated OER

Number Theory

For Teachers 8th - 12th
Learners explore the concept of number theory. They discuss an assortment of number theory topics such as prime numbers, composite numbers, GCF, modular arithmetic, and others in a lecture style discussion. Pupils view videos about these...
+
Worksheet
Curated OER

Rationals

For Students 9th
For this rational numbers worksheet, 9th graders solve 14 various types of problems relating to rational numbers that include simplifying each equation and reducing to lowest terms to using the order of operations to simplify equations....
+
Lesson Plan
Curated OER

A Prime Investigation wtih 7, 11, and 13

For Teachers 9th
Ninth graders investigate divisibility rules.  In this middle school mathematics/Algebra I lesson, 9th graders explore the divisibility rules of 7, 11, and 13.  Students examine certain six-digit numbers that are divisible by 7, 11, and 13.
+
Worksheet
Math Mammoth

GCF and Simplifying Fractions

For Students 7th - 9th
For this math worksheet, students find the greatest common factor of 18 pairs of numbers. Given the prime factorization of pairs of numbers kids find the greatest common factor. Students simplify fractions and rational expressions.
+
Worksheet
Curated OER

Number Theory and The Real Numbers

For Students 9th
In this algebra worksheet, 9th graders define rational and irrational numbers and answer questions about properties of real numbers. There are 38 questions on this test.
+
Worksheet
Curated OER

Prime Problem

For Students 9th - 11th
In this algebra worksheet, students solve a word problem where they fill a grid with numbers from 0-9. This problem is a variation of sodoku. There is an answer key.
+
Worksheet
Curated OER

Factor Tree Worksheet

For Students 9th - 10th
In this prime factorization worksheet, students use the factor tree method to solve four factorization problems. The numbers go up to the hundreds place.
+
Worksheet
Curated OER

Math quiz

For Students 5th - 10th
In this math quiz worksheet, students take a quiz that tests questions on least to greatest, variable value, and standard form. Students complete 8 problems.
+
Worksheet
Curated OER

Number facts

For Students 9th - 11th
In this number facts worksheet, students determine the number associated with each of the twenty-five facts provided.  Students then need to determine how the answers are related to each other.  Answers are provided at the end of the...
+
Lesson Plan
Curated OER

College Prep Algebra Arithmetic Review

For Teachers 8th - 9th
For this algebra worksheet, students complete 30 computation problems involving fractions, decimals and (or) exponents. They change 4 fractions to decimals and factor 6 whole number to primes.
+
Worksheet
Curated OER

Least Common Multiple

For Students 6th - 9th
Give students detailed instructions on how to find the Least Common Multiple as well as practice with this thorough introductory worksheet. Instructions for this worksheet include an explanation of both guess and check as well as prime...
+
Activity
Education Development Center

Integer Combinations—Postage Stamps Problem (HS Version)

For Students 8th - 9th Standards
It seems the post office has run out of stamps! Learners build all the values of postage available if the post office only sells five- and seven-cent stamps. The task provides an opportunity to create an expression in two variables and...
+
Worksheet
Curated OER

Finding All Those Prime Factors

For Students 9th - 12th
In this algebra worksheet, students complete a chart that finds the prime factors, prime factorization, and writing them with powers as well as interpret the chart. There 16 questions.
+
Lesson Plan
Curated OER

Factoring

For Teachers 9th
Ninth graders factor equations and find prime numbers. In this algebra lesson, 9th graders find the factors and prime factors of a number using multiples and relatively prime numbers.
+
Worksheet
Curated OER

Translating Digital Graphics

For Students 9th - 10th
For this technology worksheet, students translate digital graphics using prime numbers. They rewrite the codes as sentences. There are 4 transmissions to be decoded with some hints.
+
Worksheet
Curated OER

Greatest Common Divisor

For Students 9th - 10th
In this greatest common divisor worksheet, students use prime factorization to determine the greatest common factors of two or more numbers. Explanations and examples are provided. This two-page worksheet contains ten problems.
+
Worksheet
Curated OER

Simplifying Radicals

For Students 9th
In this radicals worksheet, 9th graders solve and complete 15 different problems that include simplifying a number of radical expressions. First, they factor the expression under the radical sign to its prime factors. Then, students take...
+
Worksheet
Curated OER

Factors and Greatest Common Factor

For Students 9th
In this factors and greatest common factor instructional activity, 9th graders solve and complete 14 different problems. First, they state whether each number is prime or composite. Then, students find the prime factorization. In...
+
Worksheet
Curated OER

Factoring

For Students 9th
In this factoring worksheet, 9th graders solve and complete 12 different problems. First, they factor each polynomial completely, writing their parentheses first. Then, students write prime next to each polynomial that cannot be factored.