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Overview
1st Grade ELA
Language
Vocabulary Acquisition and Use
17. CCSS.ELA-LITERACY.L.1.4.B
17.1 Decoding Words Using Affixes
Master Word Decoding with Prefixes and Suffixes
You will learn to break words into parts and understand how prefixes and suffixes change meanings to help you read better.
What You'll Learn
You learn prefixes like un and re change word meanings
You practice suffixes like er and ing at word endings
You break words into parts to understand new vocabulary
You connect affixes to root words for better reading
What You'll Practice
1
You identify prefixes in words like unhappy and replant
2
You recognize suffixes that change meanings like teacher watering
3
You decode unknown words by breaking them into parts
Why This Matters
You need this skill to read and understand new words independently, making you a stronger and more confident reader.
This Unit Includes
1 Video lesson
Practice exercises
Learning resources
Skills
Prefixes
Suffixes
Word Parts
Decoding
Reading
NY Curriculum Aligned