Question

What number should be added to -2/3 to get -1/7​

Answer 1

Answer:

11/21

Step-by-step explanation:

(-2/3)+x=(-1/7)

x = (-1/7)-(-2/3)

=(-1/7)+(2/3)

= (-1/7)+(2/3)

=(-3+14)/7*3

=(-3+14)/21

x =11/21