Explicație pas cu pas:
93-(85-9•9+5•8)-c=5•6+1
93-(85-9•9+5•8)-c=30+1
93-(85-9•8+5•8)-c=31
93-(85-72+40)-c=31
93-(13+40)-c=31
93-43-c=31
50-c=31
c= 50-31
c=19
(242+360:10-214):(80:5-4•2)•d=1000
(242+36-214):(16-8)•d=1000
(278-214):8•d=1000
64:8•d=1000
8•d=1000
d=1000:8
d=125
