Tell the robot 2 numbers. It will tell you the sum! I know it is lame. So I added a "try again" button. Add suggestions in the comments! Please don't post links (advertise) More calculators coming! NO ADVERTISING! Thank you.
Myself. Only 48 blocks? really. I know it is super lame. Updates v1: sprites drawn v2: code v3: added "try again" function v4: fixed bugs v5: added 9+8= 17 instead of just 17