6.48÷0.12÷2.7 72.8÷0.91-3.27 1.92÷(22-21.7) 4÷0.86.48÷0.12÷2.772.8÷0.91-3.271.92÷(22-21.7)4÷0.8-0.8÷4能简便就简便
问题描述:
6.48÷0.12÷2.7 72.8÷0.91-3.27 1.92÷(22-21.7) 4÷0.8
6.48÷0.12÷2.7
72.8÷0.91-3.27
1.92÷(22-21.7)
4÷0.8-0.8÷4
能简便就简便
答