- (idiomatic) and some quantity, but less than the increment to the next round number.
- It cost me two dollars and change. (i.e., more than $2 but less than $3)
- How fast was he going? A hundred and change. (i.e., more than 100 but less than 110).
- "A Million and 1 Questions" by Jay Z.
- This ain't your speed young man, run in your lane / So I can come through doin' a hundred and change
- Used other than as an idiom: see and, change.