计算:(-4又1/2)-﹛3又2/5-[(-0.13)-(0.33)]﹜
问题描述:
计算:(-4又1/2)-﹛3又2/5-[(-0.13)-(0.33)]﹜
答
(-4又1/2)-﹛3又2/5-[(-0.13)-(0.33)]﹜
=-4.5-3.4+0.46
=-8.44