A. -1+2-3+4-5+6-7+8-…+100 B.-100-99-98-…-2-1-0+1+2+…+97+98+99 By Admin ReiPosted on December 5, 2022 A. -1+2-3+4-5+6-7+8-…+100 B.-100-99-98-…-2-1-0+1+2+…+97+98+99 Caranya gampang kok
