56.6-4.3+43.4-5.7的简便计算
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/24 05:59:13
56.6-4.3+43.4-5.7的简便计算
56.6-4.3+43.4-5.7的简便计算
56.6-4.3+43.4-5.7的简便计算
=(56.6+43.4)-(4.3+5.7)
=100-10
=90
(56.6+43.4)-(4.3+5.7)
56.6-4.3+43.4-5.7的简便计算
56.6-4.3+43.4-5.7的简便计算
56.6-4.3+43.4-5.7的简便计算
=(56.6+43.4)-(4.3+5.7)
=100-10
=90
(56.6+43.4)-(4.3+5.7)