NumWorks on the Keystone Exams

NumWorks meets the requirements of the Keystone calculator policy!

View the Keystone calculator policy

Use NumWorks on the following Keystone exams:

  • Algebra 1
  • Biology

Requirements for using NumWorks on the Keystone exams

To use your NumWorks on the Keystone exams, you'll need to update your calculator and activate the PA exam mode.

The following features are turned off in PA exam mode:

  • Equation solver
  • Exact results
  • Grapher details
  • Implicit plots

How to update your calculator

Simply click the button below and follow the instructions. The update is performed directly from your web browser!

Update my calculator

How to activate PA exam mode

The PA exam mode must be engaged immediately before the examination and continue for the duration of the examination. Enabling PA exam mode will clear the calculator of all memory, data, and unofficial applications. To clear the memory at the end of the exam, press the Reset button in Settings or on the back of the device.

Why use NumWorks for Keystone exams?

Discover all of our features and try it for free on our website.


If you have any questions or concerns about the NumWorks calculator, please feel free to contact us at: