Răspuns :
{1000-[600:(10+ 90)×48+12]}:7
[1000-(600:100×48+12)]:7
[1000-( 6×48+12)]:7
[1000-(288+12)]:7
(1000-300):7
700:7
=100
[1000-(600:100×48+12)]:7
[1000-( 6×48+12)]:7
[1000-(288+12)]:7
(1000-300):7
700:7
=100
{1000-[600:(10+90)x48+12]}:7
[1000-(600:100x48+12)]:7
[1000-(6x48+12)]:7
[1000-(288+12)]:7
(1000-300):7
700:7
100
[1000-(600:100x48+12)]:7
[1000-(6x48+12)]:7
[1000-(288+12)]:7
(1000-300):7
700:7
100