1)637 637:7=91 091
2)91 091:11=8 281
3)8 281:13=637
4)637*1001=1 638
ответ1 638
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Нок (12.18.210.350)
12-1,12,2,6,3,4,
18-1,18,2,9,3,6,
210-1,210,2,15,3,70...
350-1,350,5,70
нод(660.495.28.84.98)
660-1,660,2,330,3,220...
495-1,495,5,99....
28-1,28,2,14,4,7,....
84-1,84,2,42,3,28...
98-1,98,2,39...
1) 6 уможаешь на 8 = 48
2) 15+57= 72
3) 72 : 9 = 8
4) 48-8= 40
1) 64:8= 8
2) 56:7 = 8
3)8+8=16
4) 16-15= 1
1)4 * 9 = 36
2) 36+18= 54
3) 54:6= 9
4) 27:3=9
5)9-9=0