Curated OER
Number Theory: The Sieve of Eratosthenes
In this number theory worksheet, learners read about The Sieve of Eratosthenes and follow a set of directions to complete a prime number activity and answer 4 related questions.
Curated OER
Factors
In this factors worksheet, students identify factors of given numbers. They identify prime numbers and name the least common multiple. This two-page worksheet contains 24 problems. This worksheet is designed to be completed mentally.
Curated OER
Complement of an Event
In this probability worksheet, 9th graders solve 10 different problems that complement a particular event. First, they determine the probability of landing on a sector that is not black after spinning the spinner. Then, students...
K12 Reader
Eratosthenes: Geographer and Mathematician
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Curated OER
Least Common Multiple
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...
Owl Teacher
Introduction to World of Geography Test
Assess your learners on the five themes of geography and the most important key terms and concepts from an introductory geography unit. Here you'll find an assessment with 15 fill-in-the-blank and 14 multiple-choice questions, sections...
Curated OER
Find Prime Numbers
In this finding prime numbers practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Primes and Exponents
In this primes and exponents worksheet, students read about prime numbers and their expressions, then work with a group to complete 6 problems.
Curated OER
Calculate Probability as a Fraction
Seventh graders solve 10 different problems that include determining the probability of various events described. First, they determine the probability that a marble drawn from a bad will be a specified color. Then, everyone determines a...
Curated OER
Number Theory - Week 12
In this number theory worksheet, students study integers and their properties. They explore the Fibonacci Sequence and approximate irrational numbers. This two-page worksheet contains eight problems.
Curated OER
Number Theory and Fractions Vocabulary Crossword
In this math crossword, students use a set of clues and 15 words about number theory and fractions to complete a crossword puzzle. A reference web site is given for additional activities.
Curated OER
Number Theory and Fractions Vocabulary
In this fractions vocabulary worksheet, students match a set of 15 number theory and fraction vocabulary words with their definitions. Answers are included on page 2.
Math Mammoth
GCF and Simplifying Fractions
For this math worksheet, students find the greatest common factor of 18 pairs of numbers. Given the prime factorization of pairs of numbers students find the greatest common factor. Students simplify fractions and rational expressions.
Curated OER
SAT Problem Solving Practice Test 06
In this SAT worksheet, students solve 10 multiple choice questions. Students find ratios, integer relationships, prime numbers, etc.
Curated OER
Factors and Factorization
In this factors worksheet, students list all factors of given numbers. All numbers are positive and contain two to three digits. This four-page worksheet contains 28 problems. Answers are provided.
Curated OER
Sets
In this numbers worksheet, 3rd graders fill in a crossword puzzle as they figure out the answers to 7 questions associated with number sets.
Curated OER
Index Notation
In this online index notation worksheet, students fill in the missing powers in four statements, calculate nine math problems, fill in the missing bases and powers in six statements, calculate six higher power equations and fill in the...
Curated OER
Factorization of Integers
In this factorization of integers worksheet, student solve and complete 6 various types of problem. First, they write down the factors for each integer and find the prime factorization. Then, students factorize completely and find the...
Curated OER
The Right to Vote
In this suffrage worksheet, students investigate the right to vote in the U.K. as they read an article, then respond to 3 short answer questions regarding the topic. Students also read a descriptive selection about prime ministers of the...
Curated OER
Cross-number Puzzle 1
In this secondary mathematics worksheet, students solve a cross number puzzle. The one page worksheet contains one problem with the solution.
Curated OER
Factors Game
In this factors game worksheet, teams of learners identify factors. They find proper factors of a given number This one-page worksheet cotnains approximately 40 problems.
Curated OER
Planetary Alignments
In this planetary alignments worksheet, learners use 2 different methods to find out when planet alignments will occur. They use a three number series and they use least common multiples to find out when Mercury and Venus will align.
Curated OER
Factor Trees
In this factor trees worksheet, students make factor trees for 2 through 4 digit numbers. Students complete 20 factor trees for these numbers.
K12 Reader
Where On Earth Are You?
What do we use to determine the exact locations on the earth? Your kids can learn all about compass roses and latitude and longitude. Test understanding with the five reading comprehension questions included on the page.
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