# Add(RationalTime, RationalTime)

> Adds two Rational Times together.

## Definition

* **Type:** Method
* **Namespace:** [Unity.IntegerTime](/engine/7000.0/script-reference/unity/integertime.md)
* **Assembly:** UnityEngine.CoreModule

```csharp
public static RationalTime Add(this RationalTime lhs, RationalTime rhs)
```

### Parameters

**** (\[RationalTime]\(/engine/7000.0/script-reference/unity/integertime/rationaltime)): The left hand side.**** (\[RationalTime]\(/engine/7000.0/script-reference/unity/integertime/rationaltime)): The right hand side.

### Returns

| Type                                                                              | Description                                         |
| --------------------------------------------------------------------------------- | --------------------------------------------------- |
| [RationalTime](/engine/7000.0/script-reference/unity/integertime/rationaltime.md) | A new instance that is the sum of the two operands. |