Question

how to find increase and decrease percentage​

Answer 1

Step-by-step explanation:

Suppose we have to increase 30% of 200 then simply we have to do like this

= 200 +(30% of 200)

=200 +(30*200/100)

To decrease 30% of 200 we simply have to follow the following steps

= 200 - ( 30% of 200)

Answer 2

Step-by-step explanation:

for example -increase percentage 150by 30%

150*30/100

(1+30/100)150

(100+30/100)150

(130/100)150

65*3

195answer

decrease percentage 90by 90%

(1-90/100)90

(100-90/100)90

(10/100)90

9answer