---
title: AdditiveArithmetic Implementations
framework: spatial
role: collectionGroup
role_heading: API Collection
path: spatial/size3d/additivearithmetic-implementations
---

# AdditiveArithmetic Implementations

## Topics

### Operators

- [+(_:_:)](spatial/size3d/+(_:_:).md)
- [+=(_:_:)](spatial/size3d/+=(_:_:)-75tn3.md)
- [-(_:_:)](spatial/size3d/-(_:_:).md)
- [-=(_:_:)](spatial/size3d/-=(_:_:)-8t5kg.md)