(246535 + 367129) : 1208 = 613664 : 1208 = 508
1) $\snippet{name: op_column, sign: '+', x: '246535', y: '367129', z: '613664'}$;
2) $\snippet{name: long_division, x: 613664, y: 1208}$.

917180 : (4321 − 2805) = 917180 : 1516 = 605
1) $\snippet{name: op_column, sign: '-', x: '4321', y: '2805', z: '1516'}$;
2) $\snippet{name: long_division, x: 917180, y: 1516}$.

805009 − 608040 : 563 = 805009 − 1080 = 803929
1) $\snippet{name: long_division, x: 608040, y: 563}$;
2) $\snippet{name: op_column, sign: '-', x: '805009', y: '1080', z: '803929'}$.

503440 : 248 + 48752 = 2030 + 48752 = 50782
1) $\snippet{name: long_division, x: 503440, y: 248}$;
2) $\snippet{name: op_column, sign: '+', x: '2030', y: '48752', z: '50782'}$.