Question

用递等式计算

6510÷62-25×32
=
=
=

3分之2×0.72÷0.5×4分之1
=
=
=

（5分之1-5分之1×7分之5）÷35分之1
=
=
=

【1-（0.2+6分之1）×11分之5】÷0.75
=
=
=
要过程的！！！

Answer 1

递等式计算怎么算！

Answer 2

6510÷62-25×32
=105-3200/4
=105-800
=-695
3分之2×0.72÷0.5×4分之1
=2/3*72/100*2*1/4
=72/300
=6/25
（5分之1-5分之1×7分之5）÷35分之1
=1/5*(1-5/7)*35
=7*2/7
=2
【1-（0.2+6分之1）×11分之5】÷0.75
=[1-11/30*5/11]*100/75
=[1-1/6]*100/75
=5/6*4/3
=20/18
=10/9 .

Answer 3

不会吧！！这么简单？？？帮忙？？？