Question

evaluate the following 1) -4/7-2/3. 2) -4/13-(-5/26). 3)5/63-(-8/21)​

Answer 1

Step-by-step explanation:

1)-4*3-2*x7/21

=-6-14/21

=-20/21

2)-4/13-(-5/26)

=-4/13+5/26

=-8+5/26

=-3/26

3)5/63-(-8/21)

=5/63+8/21

=5+24/63

=29/63

Answer 2

Hope it will help you.

we will take make the denominators equal to solve the question, and for this we will take LCM.