Common Core Standards: 1.OA.A.11.OA.A.21.OA.B.31.OA.C.51.OA.C.61.OA.B.41.OA.D.71.OA.D.81.NBT.A.11.NBT.B.21.NBT.B.2a1.NBT.B.2b2.NBT.B.72.NBT.B.81.NBT.B.2c1.NBT.B.31.NBT.C.41.NBT.C.51.NBT.C.61.MD.A.11.MD.A.21.MD.B.31.MD.C.41.G.A.11.G.A.21.G.A.32.G.A.3

exercise By Josie Fixler7/17/2014

Tags: starting ..., 20, 30..., includi..., represent, and...

exercise By Josie Mittleman7/28/2016

Common Core Standards: 1.OA.A.11.OA.A.21.OA.B.31.OA.C.51.OA.C.61.OA.B.41.OA.D.71.OA.D.81.NBT.A.11.NBT.B.21.NBT.B.2a1.NBT.B.2b2.NBT.B.72.NBT.B.81.NBT.B.2c1.NBT.B.31.NBT.C.41.NBT.C.51.NBT.C.61.MD.A.11.MD.A.21.MD.B.31.MD.C.41.G.A.11.G.A.21.G.A.32.G.A.3

exercise By Antoinette Scusa5/15/2015

Tags: starting ..., 20, 30..., includi..., represent, and...

exercise By BRITTANY LAINO6/8/2017

exercise By Rachel Tracy10/8/2019

Common Core Standards: 1.NBT.A.11.NBT.B.21.NBT.B.2c

exercise By Emily Lauer9/21/2014

Tags: hundred chart, 46, 29, , starting ..., 20, 30...

Common Core Standards: 1.NBT.A.11.NBT.B.2a1.NBT.B.2b2.NBT.B.72.NBT.B.81.NBT.B.31.NBT.C.41.NBT.C.51.NBT.C.6

exercise By Josie Fixler5/21/2015

Tags: starting ..., includi..., includi...

exercise By Sarah Mills1/23/2021

Tags: Counting

exercise By 4th Grade PCIS Team4/6/2016

Common Core Standards: 1.NBT.A.11.NBT.B.2c

exercise By Josie Fixler5/7/2014

Tags: starting ..., 20, 30...