递等式计算:2.9×(3.8-4/5 )÷(2.375- 5/8)

问题描述:

递等式计算:2.9×(3.8-4/5 )÷(2.375- 5/8)
请用小学知识列出递等式计算的步骤

2.9×(3.8-4/5 )÷(2.375- 5/8)
=2.9×(3.8-0.8 )÷(2.375- 0.625)
=2.9×3÷1.75
=174/35=4又(34/35)