Завдання 1201 - 1300 » 1229

Обчисліть: 1) –8 – (–70) = – 8 + 70 = 62; 2) –53 – (–53) = –53 + 53 = 0; 3) –82 – (–2) = –82 + 2 = –80; 4) –49 – (–54) = –49 + 54 = 5; 5) –39 – (–28) = –39 + 28 = –11; 6) –5 – (–325) = –5 + 325 = 320; 7) –1,4 – (–2,9) = –1,4 + 2,9 = 1,5; 8) –5,6 – (–4,1) = –5,6 + 4,1 = –1,5; 9) –1,5 – (–1) = –1,5 + 1 = –0,5; 10) –4,7 – (–2,3) = –4,7 + 2,3 = –2,4.