I would call them a fallible person - as almost all of us are.
You do not add the percentage error but the actual error.
A typographic error will make a rhombus into a rhumbus.
A person who repeatedly makes mistakes can be called an "error-prone" individual or "someone prone to making mistakes." They may also be referred to as "careless" or "reckless" if their mistakes are due to a lack of attention or consideration.
A cylinder is a 3-dimensional object. A pyrimad is a typographic error!
= centenarian =
A baker is what you call someone who makes cakes. and Patisserie is the one who specialized in pastries and sweets.
A Barista.
Legislator
Tapestrier.
Drapier
A cutler
Candlemaker
sculptor
iser
Cartoonist
a pyrotechnition
A baker.