Source: https://www.youtube.com/watch?v=3Mu3ciXkemg
Math antics order of operations
Source: https://www.youtube.com/watch?v=dAgfnK528RA
Source: https://www.youtube.com/watch?v=OWyxWg2-LTY
Source: https://www.youtube.com/watch?v=KCBgBYXAbH0
This document describes how to choose the order in which operations should be solved and provided practice problems.
Source: Texas Go Math textbook adoption