672-36+64简便运算_数学解答

672-36+64简便运算

人气：270 ℃　时间：2020-04-06 17:14:29

解答

672+64-36
=736-36
=700672-36+64
=672+64+36
=736-36
=700672-36+64
=672+64-36
=736-36
=700