We are given the expression:
4.5 / 6
Simplifying the given expression:
We can rewrite 4.5 as 4/10:

Since 45 and 6 have a common factor: 3

The 3 in the numerator and the denominator will cancel out:

We know that 15/2 is 7.5

0.75
Hence, the quotient of the expression: 4.5/6 is 0.75