Дроби 1) 4,13_17 + 5,4_17 2) 3,8_11 + 2,6_11 3) 1 - 16_21 4) 5 - 2,3_8 5) 8,4_9 - 3,7_9...

Question

Дроби

1) 4,13_17 + 5,4_17
2) 3,8_11 + 2,6_11
3) 1 - 16_21
4) 5 - 2,3_8
5) 8,4_9 - 3,7_9
6) 12,19_44 - 6,37_44

Comments

я всем кто ответит правильно скажу спасибо )))))

Answer 1

1) 4 13/17 + 5 4/17 = 9 17/17 = 10
2) 3 8/11 + 2 6/11 = 5 14/11 = 6 3/11
3) 1 - 16/21 = 21/21 - 16/21 = 5/21
4) 5 - 2 3/8 = 4 8/8 - 2 3/8 = 2 5/8
5) 8 4/9 - 3 7/9 = 7 13/9 - 3 7/9 = 4 6/9 = 4 2/3
6) 12 19/44 - 6 37/44 = 11 63/44 - 6 37/44 = 5 26/44 = 5 13/22