114 * 8 : 6 = 912 : 6 = 152
$\snippet{name: column_multiplication, x: 114, y: 8}$
$\snippet{name: long_division, x: 912, y: 6}$
 
172 : 4 * 9 = 43 * 9 = 387
$\snippet{name: long_division, x: 172, y: 4}$
$\snippet{name: column_multiplication, x: 43, y: 9}$
 
885 : 5 : 3 = 177 : 3 = 59
$\snippet{name: long_division, x: 885, y: 5}$
$\snippet{name: long_division, x: 177, y: 3}$
 
652 − (748 − 459) = 652 − 289 = 363
$\snippet{name: op_column, sign: '-', x: '748', y: '459', z: '289'}$
$\snippet{name: op_column, sign: '-', x: '652', y: '289', z: '363'}$
 
708 − (612 − 376) = 708 − 236 = 472
$\snippet{name: op_column, sign: '-', x: '612', y: '376', z: '236'}$
$\snippet{name: op_column, sign: '-', x: '708', y: '236', z: '472'}$
 
800 − (924 − 545) = 800 − 379 = 421
$\snippet{name: op_column, sign: '-', x: '924', y: '545', z: '379'}$
$\snippet{name: op_column, sign: '-', x: '800', y: '379', z: '421'}$
 
488 * 2 − (910 − 584) = 976 − 326 = 650
$\snippet{name: op_column, sign: '-', x: '910', y: '584', z: '326'}$
$\snippet{name: column_multiplication, x: 488, y: 2}$
$\snippet{name: op_column, sign: '-', x: '976', y: '326', z: '650'}$
 
545 : 5 + 807 − 455 = 109 + 807 − 455 = 916 − 455 = 461
$\snippet{name: long_division, x: 545, y: 5}$
$\snippet{name: op_column, sign: '+', x: '109', y: '807', z: '916'}$
$\snippet{name: op_column, sign: '-', x: '916', y: '455', z: '461'}$
 
962 − 748 + 912 : 2 = 962 − 748 + 456 = 214 + 456 = 670
$\snippet{name: long_division, x: 912, y: 2}$
$\snippet{name: op_column, sign: '-', x: '962', y: '748', z: '214'}$
$\snippet{name: op_column, sign: '+', x: '214', y: '456', z: '670'}$