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## enVision Math Common Core Grade 1 Answers | enVision Math Common Core 1st Grade Textbook Answer Key

### enVision Math Common Core Grade 1 Volume 1 Answer Key | enVision Math Common Core 1st Grade Volume 1 Answers

- Topic 1 Understand Addition and Subtraction
- Topic 2 Fluently Add and Subtract Within 10
- Topic 3 Addition Facts to 20: Use Strategies
- Topic 4 Subtraction Facts to 20: Use Strategies
- Topic 5 Work with Addition and Subtraction Equations
- Topic 6 Represent and Interpret Data
- Topic 7 Extend the Counting Sequence

### enVision Math Common Core 1st Grade Volume 2 Answer Key | enVision Math Common Core Grade 1 Volume 2 Answers

- Topic 8 Understand Place Value
- Topic 9 Compare Two-Digit Numbers
- Topic 10 Use Models and Strategies to Add Tens and Ones
- Topic 11 Use Models and Strategies to Subtract Tens
- Topic 12 Measure Lengths
- Topic 13 Time and Money
- Topic 14 Reason with Shapes and Their Attributes
- Topic 15 Equal Shares of Circles and Rectangles