(419 + 289) * 100 − (575 : 25 + 477) * 326 : 10 = 708 * 100 − (23 + 477) * 326 : 10 = 70800 − 500 * 326 : 10 = 70800 − 163000 : 10 = 70800 − 16300 = 54500
1) $\snippet{name: op_column, sign: '+', x: '419', y: '289', z: '708'}$;
2) $\snippet{name: long_division, x: 575, y: 25}$;
3) 23 + 477 = 500;
4) 708 * 100 = 70800;
5) $\snippet{name: column_multiplication, x: 326, y: 5}$;
6) 163000 : 10 = 16300;
7) $\snippet{name: op_column, sign: '-', x: '70800', y: '16300', z: '54500'}$.
 
(152 : 19 * 305 − 1040) : 100 * 65 + 100090 = (8 * 305 − 1040) : 100 * 65 + 100090 = (2440 − 1040) : 100 * 65 + 100090 = 1400 : 100 * 65 + 100090 = 14 * 65 + 100090 = 910 + 100090 = 101000
1) $\snippet{name: long_division, x: 152, y: 19}$;
2) $\snippet{name: column_multiplication, x: 305, y: 8}$;
3) $\snippet{name: op_column, sign: '-', x: '2440', y: '1040', z: '1400'}$;
4) 1400 : 100 = 14;
5) $\snippet{name: column_multiplication, x: 14, y: 65}$;
6) 910 + 100090 = 101000.