Math 7  Extra Credit Project
posted by Lauren .
Which source that tells how to do order of operation step by step. I'm making a booklet explain how to do it. I'm also going to make it pretty and creative.

http://www.mathsisfun.com/operationorderpemdas.html
http://www.math.com/school/subject2/lessons/S2U1L2GL.html 
k thanks

You're welcome.