700 − 348 : 4 * 6 = 700 − 87 * 6 = 700 − 522 = 178
$\snippet{name: long_division, x: 348, y: 4}$
 
$\snippet{name: column_multiplication, x: 87, y: 6}$
 
$\snippet{name: op_column, sign: '-', x: 700, y: 522, z: 178}$
 
696 − 612 : 6 : 3 = 696 − 102 : 3 = 696 − 34 = 662
$\snippet{name: long_division, x: 612, y: 6}$
 
$\snippet{name: long_division, x: 102, y: 3}$
 
$\snippet{name: op_column, sign: '-', x: 696, y: 34, z: 662}$
 
900 − (600 − 130 * 4) : 10 = 900 − (600 − 520) : 10 = 900 − 80 : 10 = 900 − 8 = 892
 
800 − 250 + 140 : 5 * 2 = 550 + 28 * 2 = 550 + 56 = 606
 
603 : 3 = 201
 
$\snippet{name: column_multiplication, x: 308, y: 3}$