— 13 + 13 = — 13 + 25 = — 2 + 8 = 12 – 20 = 24 – 35 = 16 – 79 = 2,5 + (- 5) = — 0,23 + 7 = — 2,31 + 3,42 = 0 – 35 = — 32 + 51 = — 17 + 20 = — 36 – 24 = 15 – 50 = 17 + 42 = — 17 + 42 = — 17 – 42 = — 2,31 — 5,2 = 30 – 15 = ПОМОГИТИ ПОЗЯЗЯ.
— 13 + 13 = — 13 + 25 = — 2 + 8 = 12 – 20 = 24 – 35 = 16 – 79 = 2,5 + (- 5) = — 0,23 + 7 = — 2,31 + 3,42 = 0 – 35 = — 32 + 51 = — 17 + 20 = — 36 – 24 = 15 – 50 = 17 + 42 = — 17 + 42 = — 17 – 42 = — 2,31 — 5,2 = 30 – 15 = ПОМОГИТИ ПОЗЯЗЯ.