Mod Math - Free
Compatibility: iPad (iPadOS 9.0 or later) and Mac (macOS 11.0 or later and Apple M1 chip)
Mod Math uses digital graph paper and a customized keyboard to help teach children mathematical notation. In the app, students can write out and complete math problems of various complexity. Then upon completion they can save and print their work. Teachers can also create an account so students can share their in app work directly with them. There are some features, such as percentages, that must be purchased for a small amount.