Respuesta :
The expression best estimates Negative 18 and one-fourth divided by 2 and two-thirds would be option B Negative 18 divided by 3.
What are equivalent expressions?
Those expressions who might look different but their simplified forms are same expressions are called equivalent expressions.
The given expression ;
-18 1/4 ÷ 2 2/3
Further solving,
-18 1/4 = -18
2 2/3 = 8/3 = 3
-18 ÷ 3 = -18/3
Hence, the expression best estimates Negative 18 and one-fourth divided by 2 and two-thirds would be option B Negative 18 divided by 3.
Learn more about expression here;
https://brainly.com/question/14083225
#SPJ2