fx-82ES 和谐版（推荐：我在用）百度网盘：https://pan.baidu.com/s/1x16lumXsyCM4LXoWczR9cw?
Essential Beginner Tutorial for a Casio Calculator If you are new to using a Casio natural display calculator such as the fx83GTPLUS or fx85GTPLUS, then this video is a great place to start learning how to use… Read More 12Sep