помогите
(5+3 5/8)-(7 3/4-23)=23,875 5+3 5/8=5 +29/8= (40+29)/8=69/8=8,625 7 3/4-23=31/4-23=(31-92)/4= -61/4= -15,25 8,625-(-15,25)= 23,875