Online Algebra Calculator
Many of users do not use powerful Maxima computer algebra system for systematic work, but for ad hoc algebraic calculations – equations, functions, matrixes, etc. only. To do this job, it is not useful to download the whole application from a web site.
-- Option variable: pfeformat Default value: false
When pfeformat is true, a ratio of integers is displayed with the solidus (forward slash) character, and an integer denominator n is displayed as a leading multiplicative term 1/n.

(%i1) pfeformat: false$
(%i2) 2^16/7^3;
65536
(%o2) -----
343
(%i3) (a+b)/8;
b + a
(%o3) -----
8
(%i4) pfeformat: true$
(%i5) 2^16/7^3;
(%o5) 65536/343
(%i6) (a+b)/8;
(%o6) 1/8 (b + a)(%o1) true (%i2)