Question

D=(-7)+(+82)+(+38)+(-12)??

Answer 1

D=(-7)+(+82)+(+38)+(-12)=

D=(-7)+82+38-12

D=82+38-19

D=120-19

D=101

Succes!

Answer 2

D = ( - 7 ) + ( + 82 ) + ( + 38 ) + ( - 12 )

D = ( - 7 ) + 82 + 38 - 12

D = ( - 7 ) + 82 + 38 - 12

D = ( - 19 ) + 120

$\boxed{\bold{D = 101}}$