# Calculators You Can Use

You may use any four-function, scientific, or graphing calculator, unless it has features described in the **Prohibited** list. For models on the **Permitted with Modification **list, you will be required to modify some of the calculator's features.

## Prohibited Calculators

These types of calculators are prohibited:

**Texas Instruments: All model numbers that begin with TI-89 or TI-92**

**Hewlett-Packard: hp 48GII and all model numbers that begin with hp 40G or hp 49G **

**Casio: Algebra fx 2.0, ClassPad 300, and all model numbers that begin with CFX-9970G**

calculators with built-in computer algebra systems

pocket organizers

handheld or laptop computers

electronic writing pads or pen-input devices—The Sharp EL 9600 is permitted.

calculators built into cellular phones or other electronic communication devices

calculators with a typewriter keypad (keys in QWERTY format)—Calculators with letter keys not in QWERTY format are permitted.

## Calculators Permitted with Modification

These types of calculators are permitted, but only after they are modified as noted:

calculators with paper tape—Remove the tape.

calculators that make noise—Turn off the sound.

calculators that can communicate wirelessly with other calculators—Completely cover the infrared data port with heavy opaque material, such as duct tape or electrician's tape (includes Hewlett-Packard HP-38G series and HP-48G)

calculators that have power cords—Remove all power/electrical cords.