Question

if a/b=4/5 then find ratio of a-b/b​

Answer 1

$a \div b = 4 \div 5 \\ a - b \div b = 4 - 5 \div 5 = > - 1 \div 5$

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Answer 2

Answer:

Step-by-step explanatoon

a/b=4/5

a=4x b=5x

Now,

a-b/b=4x-5x/5x

=-x/5x

Ans- -1/5

hope it helps!