Question 451006
a. -6/5, a division of two integers, does not produce an integer.

b.  {{{(-5 + 3)/4 = -2/4 = -1/2}}}, not an integer.

c. {{{6/5<>5/6}}}

d.  {{{(a/b)/c = a/(bc)}}}, while {{{a/(b/c) = (ac)/b}}}, hence 
{{{(a/b)/c <>a/(b/c)}}}

e.  (1-2)-3 = -1 - 3 = -4, whereas 1-(2-3) = 1--1 = 2.

f.  4-7 = -3, whereas 7-4 = 3.