Below is an instruction that describes a task. Write a response that appropriately completes the request in English. Please answer in English.

### Instruction:
Samir climbed 318 stairs yesterday. Veronica climbed 18 more than half that amount. How many stairs did Veronica and Samir climb together yesterday?

### Response:
Half of 318 is <<318/2=159>>159
159 + 18 = <<159+18=177>>177 stairs
318 + 177 = <<318+177=495>>495 stairs
Together they climbed <<495=495>>495 stairs yesterday.
#### 495