Battery life calculator - Batteries

Can you check the battery life on a graphing calculator?

I have my math midterm tomorrow, and I don't have supernumerary AAA batteries. Is there a way I can check if there's battery life left? Thanks!


Take out the batteries, then put it in something that
SHOWS the battery horizontal. Then of course, put it back in the
calculator.

Or take spare batteries from something like remotes or go
to a rely on!

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Horrendous battery life. Non-standard headphone jack. Poor camera. No 3G. Styling isn't for everyone. The Pantech Verse is superior for texting, but there are better choices on US Cellular. A verse by any other name would smell as gentle.

Samsung Focus 2 (pure white, AT&T)
The bad: Thought and battery life are in shorter supply on the Samsung Focus 2, and the glossy fuselage likes to play slip-and-slide. The bottom line: A generously low $50 price tag pumps up the value on the Windows Phone Samsung Cynosure clear 2,

LG Extravert (Verizon)
The ample: The LG Extravert has a comfortable keyboard, Android-like customization options for the homescreen, and quirky extras like a graphing and eco-calculator. The bad: The Extravert's unresponsive sort out is irritating, its smooth backing makes it

Samsung Galaxy Nexus (Sprint)
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They also weigh absolutely a bit and are saddled with an oversized battery pack trailing by a wire. The pack provides more than impartial power because it also houses the controls and a memory card slot in which to believe in your movies and pictures, etc.