# Sum Aggregation not summing

**URL:** <https://community.n8n.io/t/sum-aggregation-not-summing/95818>\
**Category:** Questions\
**Created:** [2 Abril, 2025 05:50 UTC](https://community.n8n.io/t/sum-aggregation-not-summing/95818 "2025-04-02T05:50:27Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![revilo951](https://avatars.discourse-cdn.com/v4/letter/r/8491ac/32.png) [@revilo951](https://community.n8n.io/u/revilo951)\
**Post date:** [2 Abril, 2025 05:50 UTC](https://community.n8n.io/t/sum-aggregation-not-summing/95818/1 "2025-04-02T05:50:27Z")

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## Describe the problem/error/question

I have a sum aggregation that is summing one item but not another.

 ![image](https://europe1.discourse-cdn.com/n8n/original/3X/0/8/086dee804874f24ae6a461dfa957d9748d3356fb.jpeg)

Very strange - what’s going on?

## Information on your n8n setup

- **n8n version:** 1.81.4

- **Database (default: SQLite):** Postgres
- **n8n EXECUTIONS\_PROCESS setting (default: own, main):** default
- **Running n8n via (Docker, npm, n8n cloud, desktop app):** docker
- **Operating system:** Ubuntu Server 22.04

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**Author:** ![BramKn](https://dub1.discourse-cdn.com/n8n/user_avatar/community.n8n.io/bramkn/32/11894_2.png) [@BramKn](https://community.n8n.io/u/BramKn)\
**Post date:** [2 Abril, 2025 05:59 UTC](https://community.n8n.io/t/sum-aggregation-not-summing/95818/2 "2025-04-02T05:59:05Z")

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Hi @revilo951

Are those numeric values? So not numbers inside string fields.  
Can you show the json view?

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<div class="post-metadata">

**Author:** ![revilo951](https://avatars.discourse-cdn.com/v4/letter/r/8491ac/32.png) [@revilo951](https://community.n8n.io/u/revilo951)\
**Post date:** [2 Abril, 2025 06:20 UTC](https://community.n8n.io/t/sum-aggregation-not-summing/95818/3 "2025-04-02T06:20:26Z")

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It looks like you’re right, I should have checked that first. The API I’m getting this info from is all over the place lol

 ![image](https://europe1.discourse-cdn.com/n8n/original/3X/d/f/df3a0bca6fd24b1a33a122f237b5cace316f7f60.png)

Thanks!

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<div class="post-metadata">

**Author:** ![system](https://dub1.discourse-cdn.com/n8n/user_avatar/community.n8n.io/system/32/195824_2.png) [@system](https://community.n8n.io/u/system)\
**Post date:** [9 Abril, 2025 06:20 UTC](https://community.n8n.io/t/sum-aggregation-not-summing/95818/4 "2025-04-09T06:20:48Z")

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