Common Core Standards: 1.NBT.C.4

exercise By siddhi vinayaka1/2/2014

Tags: Addition, , includi...

Common Core Standards: 1.OA.B.4

exercise By Josie Fixler6/4/2014

Common Core Standards: 1.OA.B.4

exercise By Josie Fixler6/4/2014

exercise By Julia Sweeney10/27/2016

Common Core Standards: 1.NBT.B.2c

exercise By Lisa Untrauer8/18/2014

Tags: Writing Numbers, , 20, 30...

Common Core Standards: 1.MD.A.2

exercise By Josie Fixler7/29/2014

Common Core Standards: 1.MD.A.2

exercise By Josie Fixler7/29/2014

exercise By Alyssa Wilkey3/27/2018

Tags: Writing Numbers, DRE MATH

Common Core Standards: 1.OA.B.33.NF.A.3b

exercise By Josie Fixler11/30/2015

exercise By Alyssa Wilkey3/27/2018

Tags: DRE MATH