# String Subtracion

**URL:** <https://discourse.nodered.org/t/string-subtracion/82514>\
**Category:** General\
**Created:** [1 November 2023 12:53 UTC](https://discourse.nodered.org/t/string-subtracion/82514 "2023-11-01T12:53:44Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Marv](https://avatars.discourse-cdn.com/v4/letter/m/8e8cbc/32.png) [@Marv](https://discourse.nodered.org/u/Marv)\
**Post date:** [1 November 2023 12:53 UTC](https://discourse.nodered.org/t/string-subtracion/82514/1 "2023-11-01T12:53:44Z")

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I am getting 2 different string values- and i want to do subtraction with it. Has anyone a function for it?

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**Author:** ![marcus-j-davies](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/marcus-j-davies/32/103435_2.png) [@marcus-j-davies](https://discourse.nodered.org/u/marcus-j-davies)\
**Post date:** [1 November 2023 13:05 UTC](https://discourse.nodered.org/t/string-subtracion/82514/2 "2023-11-01T13:05:42Z")

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We need a lot more info than that to be able to answer fully.  
Start by showing us what you have

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<div class="post-metadata">

**Author:** ![Marv](https://avatars.discourse-cdn.com/v4/letter/m/8e8cbc/32.png) [@Marv](https://discourse.nodered.org/u/Marv)\
**Post date:** [1 November 2023 13:35 UTC](https://discourse.nodered.org/t/string-subtracion/82514/3 "2023-11-01T13:35:05Z")

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I got now already

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [31 December 2023 13:35 UTC](https://discourse.nodered.org/t/string-subtracion/82514/4 "2023-12-31T13:35:33Z")

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