Номер 1137
1) –2 – 9 = –2 + (–9) = –11;
2) –2 – 4 = –2 + (–4) = –6;
3) –2 – 1 = –3;
4) –2 – (0) = –2 + 0 = –2;
5) –2 – (–9) = –2 + 9 = 7;
6) –2 – (–11,8) = –2 + 11,8 = 9,8.
1) –2 – 9 = –2 + (–9) = –11;
2) –2 – 4 = –2 + (–4) = –6;
3) –2 – 1 = –3;
4) –2 – (0) = –2 + 0 = –2;
5) –2 – (–9) = –2 + 9 = 7;
6) –2 – (–11,8) = –2 + 11,8 = 9,8.