Question

помогите пожалуйста. Даю 15 баллов!!!

Answer 1

3 1/3+1=4 1/3
3 1/6+1/3=3 1/6+2/6=3 3/6=3 1/2
4 3/5+2=6 3/5
7 3/4+1/4=7 4/4=8
12+2 7/11=14 7/11
4 3/7+3/7=4 6/7

Answer 2

а) 3 1/3 + 1 = 10/3 + 3/3 = 13/3 = 4 1/3
б) 3 1/6 + 1/3 = 19/6 + 2/6 = 21/6 = 7/2 = 3 1/2 = 3,5
в) 4 3/5 +2 = 23/5 + 10/5 = 33/5 = 6 3/5 = 6,6
г) 7 3/4  + 1/4 = 7 4/4 = 8
д) 12 + 2 7/10 = 12 + 2,7 = 14,7
е) 4 3/7 + 3/7= 4 6/7