Let the number be 100increased no.= 115decrease= 115 ×15/100= 17.25decreased no. = 115-17.25 = 97.75change= 100-97.75= 2.25percent change= 2.25/100×100= 2.25%

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Let the no. be x15% + x = 15/100 + x= 3/20 + x3/20 + x - 15%= 3/20 + x - 3/20so both 3/20 was subtracted leaving nothing.=xso by 0% or none percentage the no. change.

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the answer is 2.25%to get more answeraccept me best

let no be 10015% increase no = 115again 15% reduced no = 115×85/100=9755/100= 97.55so total no changed = 100-97.55= 2 45%

let no be 10015% increase no become= 11515% reduce no become 115×85/100= 9775/100= 97.75no reduced= 100-97.75= 2.25%

2.35℅ percentage the number change....becuase first its increase then it decrease.

Let the number be 100increased no.= 115decrease= 115 ×15/100= 17.25decreased no. = 115-17.25 = 97.75change= 100-97.75= 2.25percent change= 2.25/100×100= 2.25%

plz like my answer

2.35% percentage the number change.... because first it's increase then it decrease