TEXAS INSTRUMENTS TI 99/4A "Percents" cartridge
Condition: used, tested and working. Clean cartridge and label.
Cat. No.: PHM 3097
Year: 1982
Includes: cartridge only, no box or manual.
Shipping weight: 5 oz.
Label variation: green label, white cartridge
Multiple levels of difficulty allow older kids to learn the basics of percentages at their own pace, with step-by-step tutorials.