Question

Помогите пожалуйста

Answer 1

Ответ:

Пошаговое объяснение:

1) 3 1/6+(-4 1/8)=

=3 4/24-4 3/24=

= 76/24-99/24=

= -23/24

2) -6 2/3+3 1/3= -3 1/3

3) -6 3/7+2 4/7=

= -5 10/7+2 4/7=

= -3 6/7

4) 4 5/9+(-6 1/9)=

= 4 5/9-5 10/9=

= -1 5/9

5) -3 5/7+6 9/14=

= -26/7+93/14=

= -52/14+93/14=

= 41/14=

=2 13/14

6) 1 8/11+(-7 8/11)=

=19/11-85/11=

= -66/11=

= -6