Номер 833.срочно!!!даю 15 баллов

а) 1/10 + 7/100 = 10/100 + 7/100 = 17/100; б) 21/100 + 1/10 = 21/100 + 10/100 = 31/100; в) 3/5 + 9/10 = 6/10 + 9/10 = 15/10 = 1 целая 5/10 = 1 целая 1/2; г) 2/3 + 5/6 = 4/6 + 5/6 = 9/6 = 1 целая 3/6 = 1 целая 1/2; д) 15/24 + 3/8 = 15/24 + 9/24 = 24/24 = 1; е) 7/6 + 16/18 = 21/18 + 16/18 = 37/18 = 2 целых 1/18; ж) 1/12 + 1/6 = 1/12 + 2/12 = 3/12 = 1/4; з) 1/2 + 3/10 = 5/10+ 3/10 = 8/10 = 4/5.