$3 \overset{1}{*} 408 \overset{3}{-} 384 \overset{2}{:} 6 = 1224 - 64 = 1160$
1) $\snippet{name: column_multiplication, x: 408, y: 3}$;
2) $\snippet{name: long_division, x: 384, y: 6}$;
3) $\snippet{name: op_column, sign: '-', x: '1224', y: '64', z: '1160'}$.

$224 \overset{1}{:} 4 \overset{3}{+} 5 \overset{2}{*} 201 = 56 + 1005 = 1061$
1) $\snippet{name: long_division, x: 224, y: 4}$;
2) $\snippet{name: column_multiplication, x: 201, y: 5}$;
3) $\snippet{name: op_column, sign: '+', x: '1005', y: '56', z: '1061'}$.

$672 \overset{1}{:} 28 \overset{2}{*} 45 \overset{3}{-} 898 = 24 * 45 - 898 = 1080 - 898 = 182$
1) $\snippet{name: long_division, x: 672, y: 28}$;
2) $\snippet{name: column_multiplication, x: 24, y: 45}$;
3) $\snippet{name: op_column, sign: '-', x: '1080', y: '898', z: '182'}$.

$1476 \overset{3}{-} 252 \overset{1}{:} 21 \overset{2}{*} 24 = 1476 - 12 * 24 = 1476 - 288 = 1188$
1) $\snippet{name: long_division, x: 252, y: 21}$;
2) $\snippet{name: column_multiplication, x: 12, y: 24}$;
3) $\snippet{name: op_column, sign: '-', x: '1476', y: '288', z: '1188'}$.