Not corect cutting

If changing the calibration didn’t change the axis distances, particularly on the Y axis, then perhaps the Rotary Enable switch is turned on:

Rotary Enable

It’s all too easy to hit that switch by accident!

If you don’t have a rotary, you can remove that switch:

The X axis is close enough to be accounted for by the cut width. Do your measurements take into account that kerf?

An earlier discussion may provide some pointers;