Categories October Surprise 2016 Online Calculator Post author By Mike Nova Post date April 30, 2026 The original calculator was invented in the 17th century by a Frenchman called Blaise Pascal! He was just 18 years old, and wanted to help his father do his tax calculations. ← TMZ is turning heads on Capitol Hill → ‘Haitian solutions for Haitian problems: Every international intervention in Haiti has failed’