Номера 987 и 988 ПЛИЗ ПЛИЗ

987. 3 + 6/5 = 3 + 1 1/5 = 4 1/5 4 + 5/3 = 4 + 1 2/3 = 5 2/3 8 + 9/5 = 8 + 1 4/5 = 9 4/5 7 + 25/17 = 7 + 1 8/17 = 8 8/17 988. 2 1/5 + 2/5 = 2 3/5 3 9/17 + 2/17 = 3 11/17 3 2/25 + 3/25 = 3 5/25 = 3 1/5 5/8 + 3 1/8 = 3 6/8 = 3 3/4 17 9/16 + 3/16 = 17 12/16 = 17 3/4 7/19 + 2 5/19 = 2 12/19 4 13/45 + 4/45 = 4 17/45 3 + 7/7 = 3 + 1 = 4 4 + 3/3 = 4 + 1 = 5