Mathematics learning and consolidation in senior one: 12, page 53 of the first volume of the national standard edition. Use your head, do it, how to do it.
The practical problem of finding the difference between two numbers (open class) Teaching plan (the first-grade teaching plan design of Su Guobiao version) Primary school mathematics teaching resource network → Mathematics teaching plan → The practical problem of finding the difference between two numbers (open class) Teaching plan (the first-grade teaching plan design of Su Guobiao version) 2009- 12- 16 → Mobile phone teaching content: Su Guobiao version. ...