483042 : 6 * 5 + 12704 = 80507 * 5 + 12704 = 402535 + 12704 = 415239
1) $\snippet{name: long_division, x: 483042, y: 6}$;
2) $\snippet{name: column_multiplication, x: 80507, y: 5}$;
3) $\snippet{name: op_column, sign: '+', x: '402535', y: '12704', z: '415239'}$.
 
303580 : 4 * 9 − 6193 = 75895 * 9 − 6193 = 683055 − 6193 = 676862
1) $\snippet{name: long_division, x: 303580, y: 4}$;
2) $\snippet{name: column_multiplication, x: 75895, y: 9}$;
3) $\snippet{name: op_column, sign: '-', x: '683055', y: '6193', z: '676862'}$.
 
221193 : 9 * 7 − 10057 = 24577 * 7 − 10057 = 172039 − 10057 = 161982
1) $\snippet{name: long_division, x: 221193, y: 9}$;
2) $\snippet{name: column_multiplication, x: 24577, y: 7}$;
3) $\snippet{name: op_column, sign: '-', x: '172039', y: '10057', z: '161982'}$.
 
58000 − 12 * 100 * 30 = 58000 − 1200 * 30 = 58000 − 36000 = 22000
1) 12 * 100 = 1200;
2) 1200 * 30 = 36000;
3) 58000 − 36000 = 22000.
 
902 + 17000 : 1000 * 4 = 902 + 17 * 4 = 902 + 68 = 970
1) 17000 : 1000 = 17;
2) 17 * 4 = 68;
3) 902 + 68 = 970.
 
85000 − 100 : 25 * 68 = 85000 − 4 * 68 = 85000 − 272 = 84728
1) 100 : 25 = 4;
2) $\snippet{name: column_multiplication, x: 68, y: 4}$ = 272;
3) 85000 − 272 = 84728.