Common Difference
a sequence with a fixed number between each of the terms; The constant value which is repeatedly added to each term in an arithmetic sequence to obtain the next term.
Arithmetic Sequence
a sequence which has a common difference
Subset
a smaller or select group of something
Integers
whole numbers and their negative opposites
Model
a way to convert a real-world problem into something manipulable or workable to solve or study easier
Translate
go from one form to the other
Recognize
to identify or know again; to acknowledge