Question

-1+2-3+4-5+6-7+8...+100

Answer 1

Verified answer

Kalo gk salah -50

caranya :
= -1 + (2-3) + (4-5) +... (99-100)
= -1 + (-1) + (-1) +... +(-1)
= -1 x 50 -- >(50 pasang)
= -50

kurang lebih seperti itu :))
maaf kalau salah.. thanks, semoga terbantu