MATH, WITH ROOM TO THINK
Free TI-30XS-style
scientific calculator.
Fractions, trig and statistics. A full working space for your next problem.
SCIENTIFIC / MULTI-LINE
M: 0
Type a fraction as 1/3. Use parentheses for its denominator: 1/(2+3).
START WITH A SMALL PROBLEM
Make the math visible.
Load an example, change a value and compare the result with your working.
Angle mode matters
DEG uses degrees; RAD uses radians. Switch the mode above the display before working with trigonometry.
Fraction or decimal
The Fraction button shows a simplified fraction when a close rational result is available. Decimal results use up to 12 significant digits.
A browser practice companion
This is an independent calculator with TI-30XS-style workflows, not an official Texas Instruments emulator. It does not reproduce every device feature or replace an approved physical calculator for an exam.
Read the official TI-30XS guidebook ↗