Mᴜʟᴛɪ-ᴅɪɢɪᴛ Mᴜʟᴛɪᴘʟɪᴄᴀᴛɪᴏɴ Watch and hopefully learn something new! Request a topic: https://scratch.mit.edu/studios/27062626/comments/
This lesson assumes that you can add and subtract and know the times tables. Please let me know if I missed something! @KT9835 for the idea!