MathType for Mac is the best software with full tools to help you create and edit math formulas much faster and simpler. This is the link to download MathType Full + Key for macOS.
Download MathType 7.4.3 Full Key For Mac
Size: 40 MB
Link Google drive: DOWNLOAD
Key: 3EX24-NTKYI-AAHJR-JJQGK-KMO03