Is there a roundup calculation?

Is there a roundup calculation?

Yes, there are several functions, that might meet your expectations:

ceil()

Round up a number to its nearest integer. If the value is a full number, it will not be rounded.

You can test it here:

https://www.jotform.com/form-templates/round-decimals-upward

round()

Round a number to the nearest integer. 

Can be tested here:

https://www.jotform.com/form-templates/round-off-number

Here is also a helpful link as to Form Calculation widget:

How-to-Perform-Form-Calculation-Using-a-Widget

We will gladly assist you if you need more help.