Ok after your hint I changed my search wording and found this in the forum: Used wrong pulleys (20T) - where and what do I set in Marlin?
so with Creality 40-42 stepper motors that have Step Angle:1.8 and DRV8825 Stepper Motor Drivers set to 1/32-step using the jumpers as per build instructions, I used the calculator and ended up to this number…
…which i configured accordingly in Config.h file: #define DEFAULT_AXIS_STEPS_PER_UNIT { 160, 160, 800, 160 } //MPCNC