Question

WHAT SHOULD BE ADDED TO 21/27 TO MAKE IT 13/9

Answer 1

Answer:

-8/-18

Step-by-step explanation:

please mark as brainlest

Answer 2

Let the added number to 21/27=x

21/27+x=13/9

x=13/9-21/27

let's take the LCM of 9,27=27

39/27-21/27=18/27

Hence, 18/27 should be added to 21/27 to make it 13/9