$563 \overset{2}{+} 278 \overset{3}{-} (195 \overset{1}{+} 314) = 332$
1) $\snippet{name: op_column, sign: '+', x: '195', y: '314', z: '509'}$;
2) $\snippet{name: op_column, sign: '+', x: '563', y: '278', z: '841'}$;
3) $\snippet{name: op_column, sign: '-', x: '841', y: '509', z: '332'}$.
 
$563 \overset{2}{+} (278 \overset{1}{-} 195) \overset{3}{+} 314 = 960$
1) $\snippet{name: op_column, sign: '-', x: '278', y: '195', z: '83'}$;
2) $\snippet{name: op_column, sign: '+', x: '563', y: '83', z: '646'}$;
3) $\snippet{name: op_column, sign: '+', x: '646', y: '314', z: '960'}$.