Very helpful in most math problems. I love this app because I'm terrible at math, it is really great. This helps me a lot with my homework good app use it to finish your homework in like 3 minutes.
Im a mom, and teaching my son some forgotten mathematics is really a struggle, this make me help me on mathematics beacuse it is so hard, with work and school together, and with math NOT being my major, these app helps me understand my homeworks better than the teachers in my class does.
No mistakes found yet, you can also edit any solution you believe is wrong and can be slove another way. It's honestly a very good app. Thank you so mcfreaking much, worth the price if you can handle it, please add this. Other than that it's an awesome app and I haven't had any problems with it yet.