Question

0,5-2//7/8:(1//6+1//3/4)=

Answer 1

0.5-2 78:(16+1 34)=

510-2 78:(212+1 912)=

510-2 78:1 1112=

510-238:2312=

510-32=

0.5-1.5=-1

Answer 2

1)1/6+1 3/4=1/6+7/4=23/12=1 11/12

2)2 7/8:23/12=23/8:23/12=23/8*12/23=3/2=1  1/2

3)0,5-1 1/2= -1