7.536×99+75.36×0.1的简便算法
问题描述:
7.536×99+75.36×0.1的简便算法
答
7.536×99+75.36×0.1
=75.36×9.9+75.36×0.1
=75.36×(9.9+0.1)
=75.36×10
=753.6