Question

пожалуйста помогите! срочно до утра надо​

Answer 1

5/6 +1/4 =10/12 +3/12 = 13/12 = 1.1/12

3 5/6 +1/4 = 3 + 10/12 +3/12 = 3 +13/12 = 3 +1.1/12 =4.1/12

3 5/6 + 2.1/4 = 3 + 10/12 +2+ 3/12 = 5 +13/12 = 5 +1.1/12 =6.1/12