024=2=02-04+02-24+04-24=26-68-28
026=6=02-06+02-26+06-26=68-46-48
028=0=02-08+02-28+08-28=46-06-04
046=0=04-06+04-46+06-46=28-02-08
048=4=04-08+04-48+08-48=24-26-46
068=8=06-08+06-68+08-68=48-28-24
246=4=24-26+24-46+26-46=48-08-04
248=8=24-28+24-48+28-48=08-68-06
268=2=26-28+26-68+28-68=04-24-02
468=6=46-48+46-68+48-68=06-02-26