What should be added to
11/21 to make it
19/21

It's 8/19

Step-by-step explanation:

Thanks, Have a good day Ahead

To find what needs to be added subtract the two numbers:

19/21 - 11/21 = 8/21

You need to add 8/21 to 11/21 to get 19/21

x+y=90

x=30-y=x

step-by-step explanation:

if you understand you will get the answer

the reason why your question keeps getting deleted because this is not a school related question : )

i will answer your question though.

i never tried church's