charleyclark charleyclark

23-08-2018
Mathematics

contestada

What is .7 repeating as a decimal?

Respuesta :

kaytown06 kaytown06

23-08-2018

here's how to convert it!

"x = 7 /9

Explanation:

Let x = 0.777777777777 ... ... ... ... ...........(A)

then 10 x = 7.7777777777777 ... ... ... ... . ...........(B)

Subtracting (A) from (B)

9 x = 7 and x = 7 /9 "

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