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These calculators all look different inside, yet are the same model (TI-30X IIS) : r/mildlyinteresting
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Amazon.com : Texas Instruments TI-30X IIS 2-Line Solar/Battery-Powered Scientific Calculator, Lime Green : Office Products
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Amazon.com : Texas Instruments TI-30X IIS 2-Line Scientific Calculator, Black with Blue Accents 2 Pack : Office Products
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Amazon.com : (6 Pack Value Bundle) TEXTI30XIIS TI-30X IIS Scientific Calculator, 10-Digit LCD : Office Products
![How To Replace The Batteries On A Texas Instruments TI-30XA Scientific Calculator Quick And Easy! - YouTube How To Replace The Batteries On A Texas Instruments TI-30XA Scientific Calculator Quick And Easy! - YouTube](https://i.ytimg.com/vi/l4iuzk5r_kg/maxresdefault.jpg)
How To Replace The Batteries On A Texas Instruments TI-30XA Scientific Calculator Quick And Easy! - YouTube
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Amazon.com : Texas Instruments TI-30X IIS Scientific Calculator - 2 Line(s) - LCD - Solar, Battery Powered (pack of 10) 30XIISTKT1L1B : Office Products
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Amazon.com : Texas Instruments, TI-30X IIS, 10-Digit Scientific Calculator, Sold As 2 Each : Office Products
![Amazon.com : Texas Instruments TI-30X IIS Scientific Calculator - 2 Line(s) - LCD - Solar, Battery Powered (pack of 10) 30XIISTKT1L1B : Office Products Amazon.com : Texas Instruments TI-30X IIS Scientific Calculator - 2 Line(s) - LCD - Solar, Battery Powered (pack of 10) 30XIISTKT1L1B : Office Products](https://m.media-amazon.com/images/I/518WQ5ruyCL._AC_UF1000,1000_QL80_.jpg)