What operation law is used in 7.25/1.25/8 Primary school mathematics problems

What operation law is used in 7.25/1.25/8 Primary school mathematics problems

7.25/1.25/8
=7.25/(1.25×8)
=7.25/100
=0.725
Here we calculate the following 1.25 × 8
So it's the law of combination of multiplication