I'm working with the last version of QGIS (3.8.3-Zanzibar), and I'm trying to represent a Rule-Based Symbology from a CSV file with the following rules:
And the data from the prcptot column is this:
As you can see, all the prcptot values are negative (smaller than 0), but the output that QGIS is giving to me is the next:
All the red triangles should be inverted blue triangles... I think that QGIS is taking all the values as positive numbers, but I don't know why or what to do.