Question

What rational number should be subtracted from the sum of 3/14 and -4/7 to get 13/21

Answer 1

Answer:

-41/42

Step-by-step explanation:

Sum = 3/14 -4/7 = (3-8)/14 = -5/14

-5/14 - x = 13/21

x = -5/14-13/21

x = (-105-182)/294

x = -287/294 = -41/42

x = -41/21