TEXAS INSTRUMENTS TI 99/4A Integers tested math cartridge Milliken educational

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TEXAS INSTRUMENTS TI 99/4A "Integers" cartridge 


Condition: used, tested and working. Clean cartridge and label.

 

Cat. No.: PHM 3094
Year: 1981
Includes: cartridge only, no box or manual.

Shipping weight: 5 oz. 
Label variation: black label, white cartridge 

 

32 levels of skill for ages 9-13, leading students through each step to teach the basic concepts of negative numbers, greater than/less than, and parentheses within an equation.