exercise By Maizie Napier8/2/2020
Tags: mnapier@p53k.com
exercise By Amy Jones4/2/2018
Common Core Standards: 1.NBT.B.2c
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Tags: Writing Numbers, 20, 30...
exercise By Erick Buckley8/31/2023
exercise By Maizie Napier8/2/2020
Tags: mnapier@p53k.com
Common Core Standards: 1.NBT.A.11.NBT.B.21.NBT.B.2c1.NBT.B.31.NBT.B.2a1.NBT.B.2b1.NBT.C.5
exercise By Josie Fixler7/3/2014
Tags: starting ..., 20, 30...
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exercise By Valarie Stark3/24/2021
Common Core Standards: 1.G.A.1
exercise By Josie Fixler5/14/2015
Common Core Standards: 1.NBT.C.5
exercise By siddhi vinayaka1/2/2014
Tags: Addition,