Final answer:
To express 6.72 as a fraction in simplest form, we divide both the numerator and denominator by their common factor to get 168/25.
Step-by-step explanation:
To express 6.72 as a fraction in simplest form, we need to convert the decimal to a fraction. The decimal 6.72 can be written as the fraction 672/100 by multiplying both the numerator and denominator by 100.
However, this fraction can be simplified further. Both the numerator and denominator have a common factor of 4, so we can divide both by 4 to get 168/25. Therefore, the simplest form of 6.72 as a fraction is 168/25.