Question

номер 192 помагите дам

Answer 1

78*54=4212
78*540=42120
4212:78=54
4212:54=78
7800*54=421200
42120:54=780
78*55=4290

350*102=35700
35*1020=35700
3570:102=35
102*35=3570
3605:35=103
350*1020=357000

Answer 2

1)
42120
.54
78
421200
7800
4290
2)
35700
35700
27,75
3570
103
357000