Batteries The TI-84 Plus uses five batteries: four AAA alkaline batteries and one button cell backup battery. The backup battery provides auxiliary power to retain memory while you replace the AAA batteries. To replace batteries without losing any information stored in memory, follow the steps in...
1) Use the TI-84 Plus CE Calculator Online (100% free). Click below.https://mn.testnav.com/client/index.html Note: After clicking this link: Click on the START button. Click START again. Lastly, click the small calculator icon on the very top which launches the TI84 CE Online calcul...