Hello @peterkilaba,
We have a powerful Math API that let you make advanced calculations like the one that you are trying to do.
Here you can find the link of the details of the API (under Math API category, you will need to select the Calc API)
Here is the post of the announcement of the Math API:
We have also prepared a quick video showing you how the Calc API can calculate your expression:
If you would like to get your free account please visit
abracadalo.com and you can sign up directly on our homepage!
Do not hesitate to contact us for any detail! We will be happy to help you!