Although the Farm School Math Program, Patterns in Arithmetic, was developed before "Common Core" and other current states curriculum mandates, there are lessons that correlate with specific standards. Our math series fulfills some of the Common Core Standards. Below are listed the standards a booklet covers.
Patterns in Arithmetic: Fractions - Booklet 5 Simplification - Student Workbook pages
Topic Page Common Core Standard
Simplification: Manipulative 8 - 12 Entire booklet 5 NFB 5b
Simplification: Cutting Up Fractions 12 - 16
Simplification: Calculating 17 - 26