The ultimate scientific calculator

Get professional performance from the ultimate RPN scientific programmable calculator. Switch between RPN* and algebraic entry-system logic at any time. The HP 35s features a two-line display, and the powerful HP Solve application.

Professionals and college students have the flexibility no other scientific calculator can offer with the choice of RPN* or algebraic entry-system logic. The HP 35s is completely programmable and with 31KB of memory, plus the HP solve application.

• Choose between RPN* or algebraic entry-system logic
• Work more efficiently with keystroke programming
• Store an equation then use again to solve any variable using HP Solve or use 100 built-in functions
• Large 2-line display with adjustable contrast to easily view entries, results, menus and prompts
• Use strong statistics functions for single and two-variable statistics, linear regression and more
• Handle the heaviest workloads with ease with 31 KB of memory plus 800+ independent storage registers
• Power to calculate inverse functions, cube root, logarithms, exponents, factorials and more
• Take advantage of a powerful fraction mode plus fraction-to-decimal conversion

Suitable for middle and high school

Download the detailed data sheet(pdf)