The term "maths" is the usual term for "mathematics" used in the United Kingdom. In contrast, the term "math" is used in the United States.
Maths
See also
Math, MathematicsExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Maths." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Maths.html