90-(60+30)=-|||-60-30=-|||-51+8=-|||-6-7=-|||-65+5=-|||-+20=-|||-6+6-8
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亲，您好，很高兴为您解答，90 - (60 + 30) = 90 - 90 = 0-60 - 30 = -90-51 + 8 = -43-6 - 7 = -13-65 + 5 = -60-60 + 20 = -40-6 + 6 - 8 = -8
咨询记录 · 回答于2023-07-14
90-(60+30)=-|||-60-30=-|||-51+8=-|||-6-7=-|||-65+5=-|||-+20=-|||-6+6-8
亲，您悄岁好，很高启档睁兴为您解答，蠢局90 - (60 + 30) = 90 - 90 = 0-60 - 30 = -90-51 + 8 = -43-6 - 7 = -13-65 + 5 = -60-60 + 20 = -40-6 + 6 - 8 = -8
亲，是等于0的
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