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Home / Teaching Resources / Grade 2 / English Language Arts Standards / Language / Vocabulary Acquisition and Use / CCSS.ELA-LITERACY.L.2.4 / CCSS.ELA-LITERACY.L.2.4.B
Determine the meaning of the new word formed when a known prefix is added to a known word (e.g., happy/unhappy, tell/retell).
(View this topic on www.corestandards.org )