The calculator 991 ex contains following features:
- Scientific calculator 115 can perform exponent calculation, draw graph, work as calculator es 115, calculate simple and advanced expression like 991 + 115 / 300
- Advanced calculator es 300 includes symbolic integration, calculate integral and perform advance calculation task.
- 991 science calculator provides various tools for student such as LCM, GCD, random integer and solve equation.
- Engineering calculator 115 es is a useful tools for engineering student to calculate fraction, convert fraction to decimal, calculate pi number and over 991 math functions
- Barcode is also included in this app.
- Smart calculator 300 es helps you solve homework better by calculating automatically without pressing equal button.