Fraction calculator with step-by-step operations and algebra.Shows results as you type.Graphical display of expressions with history.Use space to enter mixed number, e.g. 2 1/2Help site with instructions and examples: http://frac.mathlab.usIf you have a question, send email to [email protected]PRO FEATURES* Workspaces to work on multiple tasks* Store often used expressions in a library* No advertisementsFRACTION 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 zoomALGEBRA* 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 “(“to enter “less” sign. Double tap “)” to enter “greater” sign.* 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