① 7 ×(-1+3/14)②(-11/4)-(-121/4)+(+5/3)-(-3/14)- 29/4 +(-16/3)

问题描述:

① 7 ×(-1+3/14)
②(-11/4)-(-121/4)+(+5/3)-(-3/14)- 29/4 +(-16/3)