Question

what number should be added to minus 7 by 21 to get minus 8 by 5​

Answer 1

Answer:

-7/21 to get -8/5

-7/21=-3  to get -8/5 divide 24 by 15.

         24/3=8,15/3=5...so

         24/15=1.6,8/5=1.6

          =change to -,so equals -1.6

Explanation: