Номер 950
1) |–8,2| + |–3,1| = 8,2 + 3,1 = 11,3;
2) |–4,75| – |3,38| = 4,75 – 3,38 = 1,37;
3) |–8,4| • |–1,5| = 8,4 • 1,5 = 12,6;
4) |–2,73| : |1,3| = 2,73 : 1,3 = 2,1;
5) |–5/9| – |1/6| = 5/9 – 1/6 = 20/36 – 6/36 = 14/36 = 7/18;
6) |–1 1/7| : |–4/7| = 1 1/7 : 4/7 = 8/7 • 7/4 = 2.