Math, asked by aadi2911, 10 months ago

convert 0.87 where 7 is a bar into a rational no.

Answers

Answered by mrcreatoryash

1

0.8777...

let x be =0.8777...

now let 100x be =87.777...

let 10x be=8.777...

now,

100x-10x=87.777...-8.777...

90x=79

x=79/90

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