Common Core Standards: K.OA.A.4K.CC.A.1

exercise By Josie Fixler7/30/2014

exercise By Stevie Von Seeger7/28/2022

exercise By Danielle Archacki2/6/2020

Tags: LAFS.4.RI.3.7, LAFS.4.RL.1.2, LAFS.5.RI.1.2, LAFS.5.RL.2.6

exercise By Valerie Toothman9/18/2018

exercise By Colleen O'Brien7/28/2019

exercise By Theresa Lustenberger3/23/2020

Tags: 6NS2.3*, Addition, Associative, Commutative, Distributive, Division, Integers, Integrs, Math.Content ...

Common Core Standards: K.CC.B.5

exercise By Josie Fixler4/30/2014

exercise By Denise Kovaleski10/19/2017

exercise By Dave Miller8/16/2017

Tags: biology, cell

Common Core Standards: 6.EE.A.26.EE.A.46.EE.A.37.NS.A.1b7.NS.A.2a7.NS.A.2b7.NS.A.17.NS.A.27.RP.A.2c8.G.B.88.NS.A.1HSA-REI.B.3

exercise By Carolyn Barnes2/25/2015

Tags: equivalent expressions, addition, variables, read, and evaluat..., distributive property, Addition, ...