8.07-9.62÷2.6简算
问题描述:
8.07-9.62÷2.6简算
答
8.07-9.62÷(2×1.3)
=8.07-9.62÷2÷1.3
=8.07-4.81÷1.3
=8.07-3.7
=4.37