ответ: 5/7 = 5 :7 = 0, (714285)
-8/15 =-8 : 15= - 0,5(3)
8/9= 8: 9= 0, (8)
-2/21= -2 : 21= 0, (095238)
5/22 = 5 :22= 0,2(27)
4/45 = 4:45= 0,0(8)
ответ: 5/7 = 5 :7 = 0, (714285)
-8/15 =-8 : 15= - 0,5(3)
8/9= 8: 9= 0, (8)
-2/21= -2 : 21= 0, (095238)
5/22 = 5 :22= 0,2(27)
4/45 = 4:45= 0,0(8)