\(\frac{2012+2013.2014}{2014.2015-2016}\)
\(\frac{2012+2013.2014}{2014.\left(2013+2\right)-2016}\)
\(\frac{2012+2013.2014}{2014.2013+2014.2-2016}\)
\(\frac{2012}{2012}\)
\(1\)
2012+2013x2014/2014x2015-2016
=2012+4054182/4058210-2016
=4056194:4056194
=1