8.27-1.35+2.73-0.65的简便算法
问题描述:
8.27-1.35+2.73-0.65的简便算法
答
=(8.27+2.73)-(1.35+0.65)
=11-2
=9
8.27-1.35+2.73-0.65的简便算法
=(8.27+2.73)-(1.35+0.65)
=11-2
=9