Question

Найдите сумму. 4 5/9+ (-6 1/9); -3 5/7+6 9/14; 1 8/11+(-7 8/11)

Answer 1

4 5/9+(-6 1/9)=4 5/9-5 10/9=-1 5/9
-3 5/7+6 9/14=-3 10/14+5 23/14=2 13/14
1 8/11+(-7 8/11)=-6

Answer 2

1) -16/9 = -1,77
2) -0,07
3) -5,46
Сума = (-1,77)+(-0,07)+(-5,46)= -7,3