Question

what should be subtracted from -3/10 to get -8/21​

Answer 1

Answer:

5/21 is your answer

Step-by-step explanation:

let that no. be =x

-3/10-x=-8/21

-x=-8/21-(-3/21)

-x=-8/21+3/21

-x= -5/21

x=5/21

hope it's helpful

have a good day ahead