Ответ:VIII: V + III = 5 + 3 = 8.XIV: X + IV = 10 + 4 = 14.XL: L − X = 50 − 10 = 40.LXX: L + X + X = 50 + 10 + 10 = 70.Ответ: VIII = 8; XIV = 14; XL = 40; LXX = 70.