Mangahigh
Mangahigh: Number: Order of Operations
Students learn about the concept of order of operations by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Famous Scientists
Famous Scientists: Srinivasa Ramanujan
A short biography about the Indian mathematician who made extraordinary contributions to mathematical analysis, number theory, infinite series, and continued fractions.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems Number Theory
Practice using your graphing calculator for number theory problems, including prime factorization, greatest common factor, least common multiple, and scientific notation. If you get stumped or if you would like to check your work, then...
Learning Wave Communications
Learning Wave: Commutative and Associative Properties of Multiplication
This resource provides information about the commutative and associative properties of multiplication.
Other
Ask Lois Math Terms: Commutative Property
What is the commutative property? Why not ask Lois. She knows all about math "lingo." A site where kids can find math definitions explained in "kid friendly" language.
Oswego City School District
Regents Exam Prep Center: Practicing With Properties of Real Numbers
Test your knowledge of the number properties. This challenging practice really puts you to the test. Assessment covers all number theory properties: associative, commutative, distributive, inverse, and identity.
Oswego City School District
Regents Exam Prep Center: More Practice With Properties of Real Numbers
How well do you know your number properties? Take this quiz and find out what you know or what you don't know. Immediate feedback. Check your answer right online.
University of St. Andrews (UK)
University of St. Andrews: Waclaw Sierpinski
This site, which is provided for by the University of St. Andrews, gives information on the life and accomplishments of mathematician Sierpinski.
University of St. Andrews (UK)
University of St. Andrews: George Polya
This University of St. Andrews site offers a biography of George Polya. Many links are provided.
University of St. Andrews (UK)
University of St. Andrews: Leonhard Euler
This site, which is provided for by the University of St Andrews, gives a factual description of Leonhard Euler's life and accomplishments.
University of St. Andrews (UK)
University of St. Andrews: Marie Sophie Germain
At a difficult time to be a woman mathematician, Germain was able to submit her works on number theory and receive some acknowledgement.
University of Georgia
University of Georgia: Intermath Dictionary: Additive Inverse
"What happens when you add opposite numbers together?" Understanding the additive inverse will help you to answer this questions. An explanation of additive inverse with examples and non-examples.
Alabama Learning Exchange
Alex: My Favorite Number
The activity allows students to review many of the number theory concepts. Students will pick a composite number write verbal expressions about the number, find the factors, prime factorization, list multiples, draw a cartoon character...
Agnes Scott College
Agnes Scott College: Biographies of Women Mathematicians: Sophie Germain
Article highlights the accomplishments of Sophie Germain, a French mathematician who contributed to the study of acoustics, elasticity, mathematical physics, and the theory of numbers.
Sophia Learning
Sophia: Using Order of Operations
This lesson will explain the rules regarding order of operations and present the situations in which knowing the order of operations becomes necessary.
ClassFlow
Class Flow: Number Theory
[Free Registration/Login Required] This flipchart will help students understand the four basic arithmetic operations. There are activities to give them practice using them to solve problems. Assessment questions are included.
Mocomi & Anibrain Digital Technologies
Mocomi: Srinivasa Ramanujan Biography
Interesting biographical information and famous quotes about Srinivasa Ramanujan, a famous mathematician.