Arizona's College and Career Ready Standards
AZ.3.RF. Reading Standards: Foundational Skills
Phonics and Word Recognition
3.RF.3. Know and apply phonics and word analysis skills in decoding one-syllable or multisyllabic words
3.RF.3.a. Identify and know the meaning of the most common prefixes and derivational suffixes
3.RF.3.b. Decode words with common Latin suffixes
AZ.3.W.F Writing Standards: Foundational Skills
3.WF.3. Know and apply spelling conventions and patterns
3.WF.3.d. Spell regular two-and three-syllable words that:
3.WF.3.d.2. Include common, transparent prefixes and suffixes (e.g., re-, pre-, sub-, un-, dis-, mis-; -able, -ness, -ful, -tion)
AZ.3.L. Language Standards
Vocabulary Acquisition and Use
3.L.4. Determine or clarify the meaning of unknown and multiple-meaning word and phrases based on grade 3 reading and content, choosing flexibly from a range of strategies.
3.L.4.a. Determine the meaning of the new word formed when a known affix is added to a known word (e.g., agreeable/disagreeable, comfortable/uncomfortable, care/careless, heat/preheat).