Question

помогите матем. 5 класс​

Answer 1

Ответ:

1)2 58/61 + 1 12/61=3 70/61=4 11/61

2)4 121/300 + 7 199/300= 11 320/300=12 30/300

3)5 380/401 + 1 127/407= 6 507/401= 7 106/401

4)4 253/540 + 18 307/ 540=22 560/540= 23 20/540