---
url: 'https://adk.nht.io/api/@nhtio/adk/lib/helpers/bignum/functions/bigSum.md'
---

# Function: bigSum()

```ts
function bigSum(nums: number[]): BigNumber;
```

Defined in: [lib/helpers/bignum.ts:45](https://github.com/NHTIO/ADK/blob/v1.20260609.0/src/lib/helpers/bignum.ts#L45)

Exact sum of a numeric array as a [BigNumber](https://mathjs.org/docs/datatypes/bignumbers.html) (no float64 overflow/precision loss).

## Parameters

| Parameter | Type       |
| --------- | ---------- |
| `nums`    | `number`\[] |

## Returns

[`BigNumber`](https://mathjs.org/docs/datatypes/bignumbers.html)