Номер 1290

1) –14 : (–7) = 2;
4) –4,7 : 1 = – 4,7;
2) 15 : (–3) = –5;
5) 19 : (–1) = –19;
3) –10 : (–2) = 5;
6) –8 : (–1) = 8.