This Promethean ActivInspire Flipchart contains 46 practice pages for identifing numbers that are one more than or one less than a given number. Numbers ranges are given from 1 - 100 in increments of 10 or 20 at a time.
It is alligned with Common Core standards:
-- K.CC.B.4c (Understand that each successive number name refers to a quantity that is one larger)
-- K.CC.A.2 (Count forward beginning from a given number within the known sequence (instead of having to begin at 1).