24 * 5:
1 способ:
24 * 5 = (10 + 8 + 6) * 5 = 120
1) 10 * 5 = 50
2) 8 * 5 = 40
3) 6 * 5 = 30
4) 50 + 40 + 30 = 120
$\snippet{name: op_column, sign: '+', x: '50', y: '40', z: '90'}$
$\snippet{name: op_column, sign: '+', x: '90', y: '30', z: '120'}$
2 способ:
24 * 5 = (8 + 8 + 8) * 5 = 120
1) 8 * 5 = 40
2) 8 * 5 = 40
3) 8 * 5 = 40
4) 40 + 40 + 40 = 120
$\snippet{name: op_column, sign: '+', x: '40', y: '40', z: '80'}$
$\snippet{name: op_column, sign: '+', x: '80', y: '40', z: '120'}$
140 * 6:
1 способ:
140 * 6 = (100 + 20 + 20) * 6 = 840
1) 100 * 6 = 600
2) 20 * 6 = 120
3) 20 * 6 = 120
4) 600 + 120 + 120 = 840
$\snippet{name: op_column, sign: '+', x: '600', y: '120', z: '720'}$
$\snippet{name: op_column, sign: '+', x: '720', y: '120', z: '840'}$
2 способ:
140 * 6 = (80 + 40 + 20) * 6 = 840
1) 80 * 6 = 480
2) 40 * 6 = 240
3) 20 * 6 = 120
4) 480 + 240 + 120 = 840
$\snippet{name: op_column, sign: '+', x: '480', y: '240', z: '720'}$
$\snippet{name: op_column, sign: '+', x: '720', y: '120', z: '840'}$