You should be able to click a hint or watch a video. This is not where you ask for help on a math problem. The Teacher & Coach Support Community is for teachers and coaches to ask questions on how to better teach their students and classes.

(moved this topic to General Help)

This video should help.  In the future, try asking questions realted to a subject (in this case, math) in the disscussion section of that video.  It looks like this: