---
title: AdditiveArithmetic Implementations
framework: spatial
role: collectionGroup
role_heading: API Collection
path: spatial/angle2d/additivearithmetic-implementations
---

# AdditiveArithmetic Implementations

## Topics

### Operators

- [+(_:_:)](spatial/angle2d/+(_:_:).md)
- [+=(_:_:)](spatial/angle2d/+=(_:_:).md)
- [-(_:_:)](spatial/angle2d/-(_:_:).md)
- [-=(_:_:)](spatial/angle2d/-=(_:_:).md)