Вычислите -10+(-11)+12-(-13)+(-14)+15+(-16)

Question

Вычислите -10+(-11)+12-(-13)+(-14)+15+(-16)

Answer 1

-10+(-11)+12-(-13)+(-14)+15+(-16)= -10-11+12+13-14+15-16=-21+25-15=-11

Answer 2

- 10 + ( - 11 ) + 12 - ( - 13 ) + ( - 14 ) + 15 + ( - 16 ) =
= - 10 - 11 + 12 + 13 - 14 + 15 - 16 =
= - ( 10 + 11 + 14 + 16 ) + ( 12 + 13 + 15 ) =
= - 51 + 40 = - 11
Ответ ( - 11 )