---
title: Decimal.CalculationError
framework: foundation
role: symbol
role_heading: Type Alias
path: foundation/decimal/calculationerror
---

# Decimal.CalculationError

An alias for a type that specifies possible calculation errors.

## Declaration

```swift
typealias CalculationError = NSDecimalNumber.CalculationError
```

## See Also

### Performing arithmetic using references

- [NSDecimalCompact(_:)](foundation/nsdecimalcompact(_:).md)
- [NSDecimalAdd(_:_:_:_:)](foundation/nsdecimaladd(_:_:_:_:).md)
- [NSDecimalSubtract(_:_:_:_:)](foundation/nsdecimalsubtract(_:_:_:_:).md)
- [NSDecimalDivide(_:_:_:_:)](foundation/nsdecimaldivide(_:_:_:_:).md)
- [NSDecimalMultiply(_:_:_:_:)](foundation/nsdecimalmultiply(_:_:_:_:).md)
- [NSDecimalMultiplyByPowerOf10(_:_:_:_:)](foundation/nsdecimalmultiplybypowerof10(_:_:_:_:).md)
- [NSDecimalRound(_:_:_:_:)](foundation/nsdecimalround(_:_:_:_:).md)
- [NSDecimalPower(_:_:_:_:)](foundation/nsdecimalpower(_:_:_:_:).md)
- [NSDecimalNormalize(_:_:_:)](foundation/nsdecimalnormalize(_:_:_:).md)
- [Decimal.RoundingMode](foundation/decimal/roundingmode.md)
- [NSDecimalNumber.RoundingMode](foundation/nsdecimalnumber/roundingmode.md)
- [NSDecimalNumber.CalculationError](foundation/nsdecimalnumber/calculationerror.md)