Завдання 1001 - 1100 » 1022-1023

1022. Знайди значення суми: 1) –35 + (–5) = –40; 2) –3,4 + (–1) = –4,4; 3) –0,3 + (–0,2) = –0,5; 4) –1,9 + (–3) = –3,9; 5) –1,8 + (–3,2) = –4; 6) –13,9 + (–55,5) = –69,4; 7) –5011 + (–2191) = –7202; 8) –5,19 + (–3,9) = –9,09. 1023. Обчисли: 1) –12 + (–3) = –15; 2) –4,2 + (–1) = –5,2; 3) –0,9 + (–0,1) = –1; 4) –12 + (–2,9) = –14,9; 5) –1,7 + (–0,2) = –1,9; 6) –15,2 + (–23,9) = –39,1; 7) –2017 + (–3291) = –5308; 8) –3,8 + (–2,22) = –6,02.