Topics

Integers
 Prime Numbers, the Fundamental Theorem of Arithmetic, and Factoring
Tools:
Display all primes up to a given size
Display the first $n$ primes
Display the prime factorization of a positive integer

Rules of Arithmetic with Integers

Order within the Integers

Greatest Common Divisors and Least Common Multiples
Tools:
Display the GCD of two postive integers
Display the LCM of two positve integers

Fractions

Rules for Rational Arithmetic

Order within the Rational Numbers

Rational Numbers as Decimals

Real Numbers

Rules of Real Arithmetic
Tools:
Display the expansion of a polynomial product
Display the factorization of a quadratic polynomial into linear factors with integer coefficients
Task: Practice Square Completion
Task: Practice Factoring Quadratic Expressions

Order and Intervals in the Real Numbers
Task: Practice Interval Recognition

Distance

Solving Linear, Absolute Value and Quadratic Equations
Task: Practice Solving Equations
 Null Equations and Identities