Fraction calculator with step-by-step operations and algebra. Shows results as you type. Use space to enter mixed fractions. Graphical display of expressions with history.

Help site with instructions and examples: http://frac.mathlab.us
If you have a question, send email to calc@mathlab.us

FRACTION CALCULATOR
* Step-by-step operations (option to turn off)
* Arithmetic operations (+,-,*,/,÷), hold / to enter ÷
* Powers of fractions
* Fractions simplification
* Fractions with complex numbers
* Decimal to fraction conversion and back
* Symbolical fractions and operations
* Integer roots simplification
* Pinch to zoom

ALGEBRA
* Linear equations x+1=2 -> x=1
* Quadratic equations x^2-1=0 -> x=-1,1
* Approximate roots of higher polynomials
* Systems of linear equations, write one equation per line, x1+x2=1, x1-x2=2
* Polynomial long division
* Polynomial expansion, factoring
* Solving inequalities with one variable, double tap ( and ) to enter less and greater signs
* Linear and polynomial inequalities, x^3-4>4
* Inequalities with absolute values, abs(2x+3)<=5
* Compound inequalities, 1* Rational inequalities, (x+3)/(x-1)<=0