5.26+3.43+0.74 简便计算
问题描述：
5.26+3.43+0.74 简便计算
答
=(5.26+0.74)+3.43
=6+3.43
=9.43
5.26+3.43+0.74 简便计算
=(5.26+0.74)+3.43
=6+3.43
=9.43