Question

find my these questions please
Chapter= Rational numbers​

Answer 1

Answer:

I→ 34/21. ii → 2

Step-by-step explanation:

5/7 +(-3/7) +(-7/3) +11/3

= 2/7+ 4/3

= (6+28)/21

= 34/21

4/5+11/5+3/10-13/10

= 15/5→ 3 - 10/10 → -1

=2