Условие:

Вычислите.
750 − 560
144 + 38
375 − 29
546 + 128
105 : 15
96 : 8
640 : 20
990 : 30
72 : 6
840 : 210
45 * 9
129 * 5
16 * 24
46 * 15
432 : 108

750 − 560 = 190
144 + 38 = 182
375 − 29 = 346
546 + 128 = 674
105 : 15 = 7
96 : 8 = 12
640 : 20 = 32
990 : 30 = 33
72 : 60 = 1,2
840 : 210 = 4
45 * 9 = 405
129 * 5 = 645
16 * 24 = 384
46 * 15 = 690
432 : 108 = 4
Вычисления:
$\snippet{name: op_column, sign: '-', x: '750', y: '560', z: '190'}$
$\snippet{name: op_column, sign: '+', x: '144', y: '38', z: '182'}$
$\snippet{name: op_column, sign: '-', x: '375', y: '29', z: '346'}$
$\snippet{name: op_column, sign: '+', x: '546', y: '128', z: '674'}$
$\snippet{name: long_division, x: 105, y: 15}$
$\snippet{name: long_division, x: 96, y: 8}$
$\snippet{name: long_division, x: 640, y: 20}$
$\snippet{name: long_division, x: 990, y: 30}$
$\snippet{name: long_division, x: 72, y: 6}$
$\snippet{name: long_division, x: 840, y: 210}$

129 * 5 = (100 + 20 + 9) * 5 = 100 * 5 + 20 * 5 + 9 * 5 = 500 + 100 + 45 = 645


432 : 108 = 4
$\snippet{name: long_division, x: 432, y: 108}$