Login as parent/teacher to assign this.
1.NBT.C.5 Common Core Quizzes
CCSS.Math.Content.1.NBT.C.5:
Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.
Hide
Show
Category
Showing 1-1 of 1 results
Sort By:
