Question

3/8+1/8 9/11+7/11 20/21+16/21 5/9+2/9 7/10-3/10 37/80-9/80

Answer 1

Ответ:

0.5

16/11 = 1 5/11

36/21 =1 15/21

7/9

0.4

28/80 = 7/20

Answer 2

Sure, I'd be happy to help you with these calculations:

1. 3/8 + 1/8 = 4/8 = 1/2
2. 9/11 + 7/11 = 16/11
3. 20/21 + 16/21 = 36/21 = 12/7
4. 5/9 + 2/9 = 7/9
5. 7/10 - 3/10 = 4/10 = 2/5
6. 37/80 - 9/80 = 28/80 = 7/20

Please let me know if you need any further assistance or explanations!