(-4,49)-(-0,57)+2,44-8,101-0,57-(-4,49)способ решения

Question

(-4,49)-(-0,57)+2,44-8,101-0,57-(-4,49)
способ решения

Answer 1

(-4,49)-(-0,57)+2,44-8,101-0,57-(-4,49)=-4,49+0,57+2,44-8,101-0,57+4,49=
=(-4,49+4,49)+(0,57-0,57)+2,44-8,101=2,44-8,101=-5,661

Answer 2

(-4,49)-(-0,57)+2,44-8,101-0,57-(-4,49)=
=-4,49+0,57+2,44-8,101-0,57+4,49=
=-4,49+4,49+0,57-0,57+2,44-8,101=

=2,44-8,101=-5,661